cve/published/2024/CVE-2024-27079.json

{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/vt-d: Fix NULL domain on device release\n\nIn the kdump kernel, the IOMMU operates in deferred_attach mode. In this\nmode, info->domain may not yet be assigned by the time the release_device\nfunction is called. It leads to the following crash in the crash kernel:\n\n    BUG: kernel NULL pointer dereference, address: 000000000000003c\n    ...\n    RIP: 0010:do_raw_spin_lock+0xa/0xa0\n    ...\n    _raw_spin_lock_irqsave+0x1b/0x30\n    intel_iommu_release_device+0x96/0x170\n    iommu_deinit_device+0x39/0xf0\n    __iommu_group_remove_device+0xa0/0xd0\n    iommu_bus_notifier+0x55/0xb0\n    notifier_call_chain+0x5a/0xd0\n    blocking_notifier_call_chain+0x41/0x60\n    bus_notify+0x34/0x50\n    device_del+0x269/0x3d0\n    pci_remove_bus_device+0x77/0x100\n    p2sb_bar+0xae/0x1d0\n    ...\n    i801_probe+0x423/0x740\n\nUse the release_domain mechanism to fix it. The scalable mode context\nentry which is not part of release domain should be cleared in\nrelease_device()."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/iommu/intel/iommu.c",
                  "drivers/iommu/intel/pasid.c",
                  "drivers/iommu/intel/pasid.h"
               ],
               "versions": [
                  {
                     "version": "586081d3f6b13ec9dfdfdf3d7842a688b376fa5e",
                     "lessThan": "333fe86968482ca701c609af590003bcea450e8f",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "586081d3f6b13ec9dfdfdf3d7842a688b376fa5e",
                     "lessThan": "81e921fd321614c2ad8ac333b041aae1da7a1c6d",
                     "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/iommu/intel/iommu.c",
                  "drivers/iommu/intel/pasid.c",
                  "drivers/iommu/intel/pasid.h"
               ],
               "versions": [
                  {
                     "version": "5.18",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.18",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.8.2",
                     "lessThanOrEqual": "6.8.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.9",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "cpeApplicability": [
            {
               "nodes": [
                  {
                     "operator": "OR",
                     "negate": false,
                     "cpeMatch": [
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.18",
                           "versionEndExcluding": "6.8.2"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.18",
                           "versionEndExcluding": "6.9"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/333fe86968482ca701c609af590003bcea450e8f"
            },
            {
               "url": "https://git.kernel.org/stable/c/81e921fd321614c2ad8ac333b041aae1da7a1c6d"
            }
         ],
         "title": "iommu/vt-d: Fix NULL domain on device release",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-27079",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}