{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: fix double free issue during amdgpu module unload\n\nFlexible endpoints use DIGs from available inflexible endpoints,\nso only the encoders of inflexible links need to be freed.\nOtherwise, a double free issue may occur when unloading the\namdgpu module.\n\n[  279.190523] RIP: 0010:__slab_free+0x152/0x2f0\n[  279.190577] Call Trace:\n[  279.190580]  <TASK>\n[  279.190582]  ? show_regs+0x69/0x80\n[  279.190590]  ? die+0x3b/0x90\n[  279.190595]  ? do_trap+0xc8/0xe0\n[  279.190601]  ? do_error_trap+0x73/0xa0\n[  279.190605]  ? __slab_free+0x152/0x2f0\n[  279.190609]  ? exc_invalid_op+0x56/0x70\n[  279.190616]  ? __slab_free+0x152/0x2f0\n[  279.190642]  ? asm_exc_invalid_op+0x1f/0x30\n[  279.190648]  ? dcn10_link_encoder_destroy+0x19/0x30 [amdgpu]\n[  279.191096]  ? __slab_free+0x152/0x2f0\n[  279.191102]  ? dcn10_link_encoder_destroy+0x19/0x30 [amdgpu]\n[  279.191469]  kfree+0x260/0x2b0\n[  279.191474]  dcn10_link_encoder_destroy+0x19/0x30 [amdgpu]\n[  279.191821]  link_destroy+0xd7/0x130 [amdgpu]\n[  279.192248]  dc_destruct+0x90/0x270 [amdgpu]\n[  279.192666]  dc_destroy+0x19/0x40 [amdgpu]\n[  279.193020]  amdgpu_dm_fini+0x16e/0x200 [amdgpu]\n[  279.193432]  dm_hw_fini+0x26/0x40 [amdgpu]\n[  279.193795]  amdgpu_device_fini_hw+0x24c/0x400 [amdgpu]\n[  279.194108]  amdgpu_driver_unload_kms+0x4f/0x70 [amdgpu]\n[  279.194436]  amdgpu_pci_remove+0x40/0x80 [amdgpu]\n[  279.194632]  pci_device_remove+0x3a/0xa0\n[  279.194638]  device_remove+0x40/0x70\n[  279.194642]  device_release_driver_internal+0x1ad/0x210\n[  279.194647]  driver_detach+0x4e/0xa0\n[  279.194650]  bus_remove_driver+0x6f/0xf0\n[  279.194653]  driver_unregister+0x33/0x60\n[  279.194657]  pci_unregister_driver+0x44/0x90\n[  279.194662]  amdgpu_exit+0x19/0x1f0 [amdgpu]\n[  279.194939]  __do_sys_delete_module.isra.0+0x198/0x2f0\n[  279.194946]  __x64_sys_delete_module+0x16/0x20\n[  279.194950]  do_syscall_64+0x58/0x120\n[  279.194954]  entry_SYSCALL_64_after_hwframe+0x6e/0x76\n[  279.194980]  </TASK>"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/amd/display/dc/link/link_factory.c"
               ],
               "versions": [
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "cf6f3ebd6312",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "7af9e6fa63db",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "3c0ff4de45ce",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "20b5a8f9f467",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/amd/display/dc/link/link_factory.c"
               ],
               "versions": [
                  {
                     "version": "6.6.55",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.10.14",
                     "lessThanOrEqual": "6.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.11.3",
                     "lessThanOrEqual": "6.11.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.12-rc1",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/cf6f3ebd6312d465fee096d1f58089b177c7c67f"
            },
            {
               "url": "https://git.kernel.org/stable/c/7af9e6fa63dbd43a61d4ecc8f59426596a75e507"
            },
            {
               "url": "https://git.kernel.org/stable/c/3c0ff4de45ce2c5f7997a1ffa6eefee4b79e6b58"
            },
            {
               "url": "https://git.kernel.org/stable/c/20b5a8f9f4670a8503aa9fa95ca632e77c6bf55d"
            }
         ],
         "title": "drm/amd/display: fix double free issue during amdgpu module unload",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-49989",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}