commit 086e523c470a453c6ae22ae6e06cf2a5a7f62ad2 · pyrox.dev/nixpkgs

+9 -115

pkgs/build-support/xen/default.nix

···

       7
       7
        
         testers,

     

       8
       8
        
         which,

     

       9
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         fetchgit,

     

       10
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       -
         fetchpatch,

     

       11
       10
        
       

     

       12
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         # Xen

     

       13
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         acpica-tools,

     
···

       65
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         withSeaBIOS ? true,

     

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         withOVMF ? true,

     

       67
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         withIPXE ? true,

     

       68
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       -
         useDefaultPatchList ? true,

     

       69
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         rev,

     

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         hash,

     

       71
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         patches ? [ ],

     
···

       73
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       }:

     

       74
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       75
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       let

     

       76
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       -
         # Inherit helper functions from lib and builtins.

     

       77
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       -
         inherit (builtins) elemAt isAttrs;

     

       74
       74
       +
         inherit (lib.meta) getExe';

     

       75
       75
       +
         inherit (lib.lists) optional optionals;

     

       76
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       +
         inherit (lib.systems.inspect.patterns) isLinux isAarch64;

     

       77
       77
       +
         inherit (lib) teams;

     

       78
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         inherit (lib.strings)

     

       79
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       -
           concatLines

     

       80
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           enableFeature

     

       81
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           makeSearchPathOutput

     

       82
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           optionalString

     

       83
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       -
           removeSuffix

     

       84
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           versionOlder

     

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           ;

     

       86
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       -
         inherit (lib.platforms) linux aarch64;

     

       87
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       -
         inherit (lib) teams;

     

       88
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         inherit (lib.licenses)

     

       89
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           cc-by-40

     

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           gpl2Only

     

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           lgpl21Only

     

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           mit

     

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           ;

     

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       -
         inherit (lib.meta) getExe';

     

       95
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       -
         inherit (lib.lists)

     

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       -
           count

     

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       -
           flatten

     

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       -
           optional

     

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       -
           optionals

     

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       -
           range

     

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       -
           remove

     

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       -
           zipListsWith

     

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       -
           ;

     

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       -
         inherit (lib.attrsets) attrByPath;

     

       105
       90
        
       

     

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         # Mark versions older than minSupportedVersion as EOL.

     

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         minSupportedVersion = "4.16";

     

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       -
         ## Generic Patch Handling ##

     

       110
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       -
       

     

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       -
         upstreamPatches = import ./patches.nix {

     

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       -
           inherit lib fetchpatch;

     

       113
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       -
         };

     

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       -
       

     

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       -
         upstreamPatchList = flatten (

     

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       -
           with upstreamPatches;

     

       117
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       -
           [

     

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       -
             QUBES_REPRODUCIBLE_BUILDS

     

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       -
             XSA_460

     

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             XSA_461

     

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             XSA_462

     

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             XSA_464

     

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       -
           ]

     

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       -
         );

     

       125
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       -
       

     

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       -
         ## XSA Patches Description Builder ##

     

       127
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       -
       

     

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         # Simple counter for the number of attrsets (patches) in the patches list after normalisation.

     

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       -
         numberOfPatches = count (patch: isAttrs patch) upstreamPatchList;

     

       130
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       -
       

     

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       -
         # builtins.elemAt's index begins at 0, so we subtract 1 from the number of patches in order to

     

       132
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       -
         # produce the range that will be used in the following builtin.map calls.

     

       133
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       -
         availablePatchesToTry = range 0 (numberOfPatches - 1);

     

       134
       134
       -
       

     

       135
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       -
         # Takes in an attrByPath input, and outputs the attribute value for each patch in a list.

     

       136
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       -
         # If a patch does not have a given attribute, returns `null`. Use lib.lists.remove null

     

       137
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       -
         # to remove these junk values, if necessary.

     

       138
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       -
         retrievePatchAttributes =

     

       139
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       -
           attributeName:

     

       140
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       -
           map (x: attrByPath attributeName null (elemAt upstreamPatchList x)) availablePatchesToTry;

     

       141
       141
       -
       

     

       142
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       -
         # Produces a list of newline-separated strings that lists the vulnerabilities this

     

       143
       143
       -
         # Xen is NOT affected by, due to the applied Xen Security Advisory patches. This is

     

       144
       144
       -
         # then used in meta.longDescription, to let users know their Xen is patched against

     

       145
       145
       -
         # known vulnerabilities, as the package version isn't always the best indicator.

     

       146
       146
       -
         #

     

       147
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       -
         # Produces something like this: (one string for each XSA)

     

       148
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       -
         #  * [Xen Security Advisory #1](https://xenbits.xenproject.org/xsa/advisory-1.html): **Title for XSA.**

     

       149
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       -
         #  >Description of issue in XSA

     

       150
       150
       -
         #Extra lines

     

       151
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       -
         #are not indented,

     

       152
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       -
         #but markdown should be

     

       153
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         #fine with it.

     

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       -
         #  Fixes:

     

       155
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       -
         #  * [CVE-1999-00001](https://www.cve.org/CVERecord?id=CVE-1999-00001)

     

       156
       156
       -
         #  * [CVE-1999-00002](https://www.cve.org/CVERecord?id=CVE-1999-00002)

     

       157
       157
       -
         #  * [CVE-1999-00003](https://www.cve.org/CVERecord?id=CVE-1999-00003)

     

       158
       158
       -
         writeAdvisoryDescription =

     

       159
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       -
           if (remove null (retrievePatchAttributes [ "xsa" ]) != [ ]) then

     

       160
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       -
             zipListsWith (a: b: a + b)

     

       161
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       -
               (zipListsWith (a: b: a + "**" + b + ".**\n  >")

     

       162
       162
       -
                 (zipListsWith (a: b: "* [Xen Security Advisory #" + a + "](" + b + "): ")

     

       163
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       -
                   (remove null (retrievePatchAttributes [ "xsa" ]))

     

       164
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       -
                   (

     

       165
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       -
                     remove null (retrievePatchAttributes [

     

       166
       166
       -
                       "meta"

     

       167
       167
       -
                       "homepage"

     

       168
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       -
                     ])

     

       169
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       -
                   )

     

       170
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       -
                 )

     

       171
       171
       -
                 (

     

       172
       172
       -
                   remove null (retrievePatchAttributes [

     

       173
       173
       -
                     "meta"

     

       174
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       -
                     "description"

     

       175
       175
       -
                   ])

     

       176
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       -
                 )

     

       177
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       -
               )

     

       178
       178
       -
               (

     

       179
       179
       -
                 remove null (retrievePatchAttributes [

     

       180
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       -
                   "meta"

     

       181
       181
       -
                   "longDescription"

     

       182
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       -
                 ])

     

       183
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       -
               )

     

       184
       184
       -
           else

     

       185
       185
       -
             [ ];

     

       186
       186
       -
       

     

       187
       94
        
         #TODO: fix paths instead.

     

       188
       95
        
         scriptEnvPath = makeSearchPathOutput "out" "bin" [

     

       189
       96
        
           bridge-utils

     
···

       205
       112
        
       in

     

       206
       113
        
       

     

       207
       114
        
       stdenv.mkDerivation (finalAttrs: {

     

       208
       208
       -
         inherit pname version;

     

       115
       115
       +
         inherit pname version patches;

     

       209
       116
        
       

     

       210
       210
       -
         # TODO: Split $out in $bin for binaries and $lib for libraries.

     

       211
       211
       -
         # TODO: Python package to be in separate output/package.

     

       212
       117
        
         outputs = [

     

       213
       118
        
           "out"

     

       214
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           "man"

     
···

       217
       122
        
           "boot"

     

       218
       123
        
         ];

     

       219
       124
        
       

     

       220
       220
       -
         # Main Xen source.

     

       221
       125
        
         src = fetchgit {

     

       222
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           url = "https://xenbits.xenproject.org/git-http/xen.git";

     

       223
       127
        
           inherit rev hash;

     

       224
       128
        
         };

     

       225
       225
       -
       

     

       226
       226
       -
         patches = optionals useDefaultPatchList upstreamPatchList ++ patches;

     

       227
       129
        
       

     

       228
       130
        
         nativeBuildInputs = [

     

       229
       131
        
           autoPatchelfHook

     
···

       265
       167
        
           "--with-system-qemu"

     

       266
       168
        
           (if withSeaBIOS then "--with-system-seabios=${systemSeaBIOS.firmware}" else "--disable-seabios")

     

       267
       169
        
           (if withOVMF then "--with-system-ovmf=${OVMF.firmware}" else "--disable-ovmf")

     

       268
       268
       -
           (if withIPXE then "--with-system-ipxe=${ipxe}" else "--disable-ipxe")

     

       170
       170
       +
           (if withIPXE then "--with-system-ipxe=${ipxe.firmware}" else "--disable-ipxe")

     

       269
       171
        
           (enableFeature withFlask "xsmpolicy")

     

       270
       172
        
         ];

     

       271
       173
        
       

     
···

       436
       338
        
             + optionalString withFlask "\n* `xsm-flask`: The [FLASK Xen Security Module](https://wiki.xenproject.org/wiki/Xen_Security_Modules_:_XSM-FLASK). The `xenpolicy-${version}` file is available on the `boot` output of this package."

     

       437
       339
        
             + optionalString withSeaBIOS "\n* `seabios`: Support for the SeaBIOS boot firmware on HVM domains."

     

       438
       340
        
             + optionalString withOVMF "\n* `ovmf`: Support for the OVMF UEFI boot firmware on HVM domains."

     

       439
       439
       -
             + optionalString withIPXE "\n* `ipxe`: Support for the iPXE boot firmware on HVM domains."

     

       440
       440
       -
             # Finally, we write a notice explaining which vulnerabilities this Xen is NOT vulnerable to.

     

       441
       441
       -
             # This will hopefully give users the peace of mind that their Xen is secure, without needing

     

       442
       442
       -
             # to search the source code for the XSA patches.

     

       443
       443
       -
             + optionalString (writeAdvisoryDescription != [ ]) (

     

       444
       444
       -
               "\n\nThis Xen Project Hypervisor (${version}) has been patched against the following known security vulnerabilities:\n"

     

       445
       445
       -
               + removeSuffix "\n" (concatLines writeAdvisoryDescription)

     

       446
       446
       -
             );

     

       341
       341
       +
             + optionalString withIPXE "\n* `ipxe`: Support for the iPXE boot firmware on HVM domains.";

     

       447
       342
        
       

     

       448
       343
        
           homepage = "https://xenproject.org/";

     

       449
       344
        
           downloadPage = "https://downloads.xenproject.org/release/xen/${version}/";

     
···

       465
       360
        
       

     

       466
       361
        
           mainProgram = "xl";

     

       467
       362
        
       

     

       468
       468
       -
           #TODO: Migrate meta.platforms to the new lib.systems.inspect.patterns.* format.

     

       469
       469
       -
           platforms = linux;

     

       470
       470
       -
           badPlatforms = aarch64;

     

       363
       363
       +
           platforms = [ isLinux ];

     

       364
       364
       +
           badPlatforms = [ isAarch64 ];

     

       471
       365
        
         } // meta;

     

       472
       366
        
       })

-169

pkgs/build-support/xen/patches.nix

···

       1
       1
       -
       # Patching Xen? Check the XSAs at https://xenbits.xen.org/xsa/

     

       2
       2
       -
       # and try applying all the ones we haven't gotten around to

     

       3
       3
       -
       # yet, if any are necessary. Patches from other downstreams

     

       4
       4
       -
       # are also welcome if they fix important issues with vanilla Xen.

     

       5
       5
       -
       

     

       6
       6
       -
       { lib, fetchpatch }:

     

       7
       7
       -
       

     

       8
       8
       -
       let

     

       9
       9
       -
         inherit (builtins) concatStringsSep;

     

       10
       10
       -
         inherit (lib.strings) optionalString concatMapStrings;

     

       11
       11
       -
       

     

       12
       12
       -
         xsaPatch =

     

       13
       13
       -
           {

     

       14
       14
       -
             id,

     

       15
       15
       -
             title,

     

       16
       16
       -
             description,

     

       17
       17
       -
             type ? "xsa",

     

       18
       18
       -
             hash ? "",

     

       19
       19
       -
             cve ? null,

     

       20
       20
       -
           }:

     

       21
       21
       -
           (fetchpatch {

     

       22
       22
       -
             name = "XSA-" + id + optionalString (cve != null) ("-" + concatStringsSep "+" cve);

     

       23
       23
       -
             url = "https://xenbits.xen.org/xsa/xsa${id}.patch";

     

       24
       24
       -
             inherit hash;

     

       25
       25
       -
             passthru = {

     

       26
       26
       -
               xsa = id;

     

       27
       27
       -
               inherit type;

     

       28
       28
       -
             };

     

       29
       29
       -
             meta = {

     

       30
       30
       -
               description = title;

     

       31
       31
       -
               longDescription =

     

       32
       32
       -
                 description

     

       33
       33
       -
                 + "\n"

     

       34
       34
       -
                 + (

     

       35
       35
       -
                   if (cve == null) then

     

       36
       36
       -
                     # Why the two spaces preceding these CVE messages?

     

       37
       37
       -
                     # This is parsed by writeAdvisoryDescription in generic.nix,

     

       38
       38
       -
                     # and doing this was easier than messing with lib.strings even more.

     

       39
       39
       -
                     "  _No CVE was assigned to this XSA._"

     

       40
       40
       -
                   else

     

       41
       41
       -
                     "  Fixes:${

     

       42
       42
       -
                         concatMapStrings (x: "\n  * [" + x + "](https://www.cve.org/CVERecord?id=" + x + ")") cve

     

       43
       43
       -
                       }"

     

       44
       44
       -
                 );

     

       45
       45
       -
               homepage = "https://xenbits.xenproject.org/xsa/advisory-${id}.html";

     

       46
       46
       -
             };

     

       47
       47
       -
           });

     

       48
       48
       -
         qubesPatch =

     

       49
       49
       -
           {

     

       50
       50
       -
             name,

     

       51
       51
       -
             tag,

     

       52
       52
       -
             type ? "qubes",

     

       53
       53
       -
             hash ? "",

     

       54
       54
       -
           }:

     

       55
       55
       -
           (fetchpatch {

     

       56
       56
       -
             inherit name;

     

       57
       57
       -
             url = "https://raw.githubusercontent.com/QubesOS/qubes-vmm-xen/v${tag}/${name}.patch";

     

       58
       58
       -
             inherit hash;

     

       59
       59
       -
             passthru.type = type;

     

       60
       60
       -
           });

     

       61
       61
       -
       in

     

       62
       62
       -
       {

     

       63
       63
       -
         # Example patches:

     

       64
       64
       -
         #

     

       65
       65
       -
         # "XSA_100" = xsaPatch {

     

       66
       66
       -
         #   id = "100";

     

       67
       67
       -
         #   title = "Verbatim Title of XSA";

     

       68
       68
       -
         #   description = ''

     

       69
       69
       -
         #     Verbatim description of XSA.

     

       70
       70
       -
         #   '';

     

       71
       71
       -
         #   cve = [ "CVE-1999-0001" "CVE-1999-0002" ]; # Not all XSAs have CVEs. This attribute is optional.

     

       72
       72
       -
         #   hash = "sha256-0000000000000000000000000000000000000000000000000000";

     

       73
       73
       -
         # };

     

       74
       74
       -
         #

     

       75
       75
       -
         # "QUBES_libxl-fix-all-issues" = qubesPatch {

     

       76
       76
       -
         #   name = "1000-libxl-fix-all-issues";

     

       77
       77
       -
         #   tag = "4.20.0-1";

     

       78
       78
       -
         #   hash = "sha256-0000000000000000000000000000000000000000000000000000";

     

       79
       79
       -
         # };

     

       80
       80
       -
       

     

       81
       81
       -
         # Build reproducibility patches for Xen.

     

       82
       82
       -
         # Qubes OS has not updated them to later versions of Xen yet,

     

       83
       83
       -
         # but they appear to work on Xen 4.17.4 - 4.19.0.

     

       84
       84
       -
         QUBES_REPRODUCIBLE_BUILDS = [

     

       85
       85
       -
           (qubesPatch {

     

       86
       86
       -
             name = "1100-Define-build-dates-time-based-on-SOURCE_DATE_EPOCH";

     

       87
       87
       -
             tag = "4.17.4-5";

     

       88
       88
       -
             hash = "sha256-OwKA9oPTwhRcSmiOb+PxzifbO/IG8IHWlvddFh/nP6s=";

     

       89
       89
       -
           })

     

       90
       90
       -
           (qubesPatch {

     

       91
       91
       -
             name = "1101-docs-rename-DATE-to-PANDOC_REL_DATE-and-allow-to-spe";

     

       92
       92
       -
             tag = "4.17.4-5";

     

       93
       93
       -
             hash = "sha256-BUtYt0mM3bURVaGv4oDznzxx1Wo4sfOpGV5GB8qc5Ns=";

     

       94
       94
       -
           })

     

       95
       95
       -
           (qubesPatch {

     

       96
       96
       -
             name = "1102-docs-xen-headers-use-alphabetical-sorting-for-incont";

     

       97
       97
       -
             tag = "4.17.4-5";

     

       98
       98
       -
             hash = "sha256-mQUp2w9lUb7KDq5MuPQjs6y7iuMDeXoZjDjlXfa5z44=";

     

       99
       99
       -
           })

     

       100
       100
       -
         ];

     

       101
       101
       -
       

     

       102
       102
       -
         # Xen Security Advisory #460: (4.16.6 - 4.19.0)

     

       103
       103
       -
         "XSA_460" = xsaPatch {

     

       104
       104
       -
           id = "460";

     

       105
       105
       -
           title = "Error handling in x86 IOMMU identity mapping";

     

       106
       106
       -
           description = ''

     

       107
       107
       -
             Certain PCI devices in a system might be assigned Reserved Memory

     

       108
       108
       -
             Regions (specified via Reserved Memory Region Reporting, "RMRR") for

     

       109
       109
       -
             Intel VT-d or Unity Mapping ranges for AMD-Vi.  These are typically used

     

       110
       110
       -
             for platform tasks such as legacy USB emulation.

     

       111
       111
       -
             Since the precise purpose of these regions is unknown, once a device

     

       112
       112
       -
             associated with such a region is active, the mappings of these regions

     

       113
       113
       -
             need to remain continuouly accessible by the device.  In the logic

     

       114
       114
       -
             establishing these mappings, error handling was flawed, resulting in

     

       115
       115
       -
             such mappings to potentially remain in place when they should have been

     

       116
       116
       -
             removed again.  Respective guests would then gain access to memory

     

       117
       117
       -
             regions which they aren't supposed to have access to.

     

       118
       118
       -
           '';

     

       119
       119
       -
           cve = [ "CVE-2024-31145" ];

     

       120
       120
       -
           hash = "sha256-3q4nAP2xGEptX6BIpSlALOt2r0kjj1up5pF3xCFp+l0=";

     

       121
       121
       -
         };

     

       122
       122
       -
         # Xen Security Advisory #461: (4.16.6 - 4.19.0)

     

       123
       123
       -
         "XSA_461" = xsaPatch {

     

       124
       124
       -
           id = "461";

     

       125
       125
       -
           title = "PCI device pass-through with shared resources";

     

       126
       126
       -
           description = ''

     

       127
       127
       -
             When multiple devices share resources and one of them is to be passed

     

       128
       128
       -
             through to a guest, security of the entire system and of respective

     

       129
       129
       -
             guests individually cannot really be guaranteed without knowing

     

       130
       130
       -
             internals of any of the involved guests.  Therefore such a configuration

     

       131
       131
       -
             cannot really be security-supported, yet making that explicit was so far

     

       132
       132
       -
             missing.

     

       133
       133
       -
           '';

     

       134
       134
       -
           cve = [ "CVE-2024-31146" ];

     

       135
       135
       -
           hash = "sha256-JQWoqf47hy9WXNkVC/LgmjUhkxN0SBF6w8PF4aFZxhM=";

     

       136
       136
       -
         };

     

       137
       137
       -
         # Xen Security Advisory #462: (4.16.6 - 4.19.0)

     

       138
       138
       -
         "XSA_462" = xsaPatch {

     

       139
       139
       -
           id = "462";

     

       140
       140
       -
           title = "x86: Deadlock in vlapic_error()";

     

       141
       141
       -
           description = ''

     

       142
       142
       -
             In x86's APIC (Advanced Programmable Interrupt Controller) architecture,

     

       143
       143
       -
             error conditions are reported in a status register.  Furthermore, the OS

     

       144
       144
       -
             can opt to receive an interrupt when a new error occurs.

     

       145
       145
       -
             It is possible to configure the error interrupt with an illegal vector,

     

       146
       146
       -
             which generates an error when an error interrupt is raised.

     

       147
       147
       -
             This case causes Xen to recurse through vlapic_error().  The recursion

     

       148
       148
       -
             itself is bounded; errors accumulate in the the status register and only

     

       149
       149
       -
             generate an interrupt when a new status bit becomes set.

     

       150
       150
       -
             However, the lock protecting this state in Xen will try to be taken

     

       151
       151
       -
             recursively, and deadlock.

     

       152
       152
       -
           '';

     

       153
       153
       -
           cve = [ "CVE-2024-45817" ];

     

       154
       154
       -
           hash = "sha256-01lzjaT2f69UfEdTUCkm92DDOmd+Mo8sNPZsHJfgJEM=";

     

       155
       155
       -
         };

     

       156
       156
       -
         "XSA_464" = xsaPatch {

     

       157
       157
       -
           id = "464";

     

       158
       158
       -
           title = "libxl leaks data to PVH guests via ACPI tables";

     

       159
       159
       -
           description = ''

     

       160
       160
       -
             PVH guests have their ACPI tables constructed by the toolstack.  The

     

       161
       161
       -
             construction involves building the tables in local memory, which are

     

       162
       162
       -
             then copied into guest memory.  While actually used parts of the local

     

       163
       163
       -
             memory are filled in correctly, excess space that is being allocated is

     

       164
       164
       -
             left with its prior contents.

     

       165
       165
       -
           '';

     

       166
       166
       -
           cve = [ "CVE-2024-45819" ];

     

       167
       167
       -
           hash = "sha256-oQa4NuX4Y1hhfnqHV6kvsJZiQ/NAz/WwO0Kidbcyayc=";

     

       168
       168
       -
         };

     

       169
       169
       -
       }

+6 -2

pkgs/by-name/ip/ipxe/package.nix

···

       14
       14
        
         embedScript ? null,

     

       15
       15
        
         additionalTargets ? { },

     

       16
       16
        
         additionalOptions ? [ ],

     

       17
       17
       +
         firmwareBinary ? "ipxe.efirom",

     

       17
       18
        
       }:

     

       18
       19
        
       

     

       19
       20
        
       let

     
···

       130
       131
        
       

     

       131
       132
        
         enableParallelBuilding = true;

     

       132
       133
        
       

     

       133
       133
       -
         passthru.updateScript = unstableGitUpdater {

     

       134
       134
       -
           tagPrefix = "v";

     

       134
       134
       +
         passthru = {

     

       135
       135
       +
           firmware = "${finalAttrs.finalPackage}/${firmwareBinary}";

     

       136
       136
       +
           updateScript = unstableGitUpdater {

     

       137
       137
       +
             tagPrefix = "v";

     

       138
       138
       +
           };

     

       135
       139
        
         };

     

       136
       140
        
       

     

       137
       141
        
         meta = {

+3 -3

pkgs/by-name/xe/xen/package.nix

···

       5
       5
        
       

     

       6
       6
        
       buildXenPackage.override { inherit python3Packages; } {

     

       7
       7
        
         pname = "xen";

     

       8
       8
       -
         version = "4.19.0";

     

       9
       9
       -
         rev = "026c9fa29716b0ff0f8b7c687908e71ba29cf239";

     

       10
       10
       -
         hash = "sha256-Q6x+2fZ4ITBz6sKICI0NHGx773Rc919cl+wzI89UY+Q=";

     

       8
       8
       +
         version = "4.19.0-unstable-2024-11-12";

     

       9
       9
       +
         rev = "251a9496485a86f302980a3f8d3c656831b5a62f";

     

       10
       10
       +
         hash = "sha256-kHuB6kagH3AU+Wsx4oD7HnNsZpxCu7x3v/m4/1xi6lY=";

     

       11
       11
        
       }