cve/published/2025/CVE-2025-21940.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\ndrm/amdkfd: Fix NULL Pointer Dereference in KFD queue\n\nThrough KFD IOCTL Fuzzing we encountered a NULL pointer derefrence\nwhen calling kfd_queue_acquire_buffers.\n\n(cherry picked from commit 049e5bf3c8406f87c3d8e1958e0a16804fa1d530)"
            }
         ],
         "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/amdkfd/kfd_queue.c"
               ],
               "versions": [
                  {
                     "version": "629568d25fea8ece4f65073f039aeef4e240ab67",
                     "lessThan": "c3cbeafb4e0001d9146df50b470885e02664f3c7",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "629568d25fea8ece4f65073f039aeef4e240ab67",
                     "lessThan": "33eb8041c5d6c19d46e7bfd23a031844336afd80",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "629568d25fea8ece4f65073f039aeef4e240ab67",
                     "lessThan": "fd617ea3b79d2116d53f76cdb5a3601c0ba6e42f",
                     "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/amdkfd/kfd_queue.c"
               ],
               "versions": [
                  {
                     "version": "6.12",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "6.12",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.12.19",
                     "lessThanOrEqual": "6.12.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.13.7",
                     "lessThanOrEqual": "6.13.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.14",
                     "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": "6.12",
                           "versionEndExcluding": "6.12.19"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.12",
                           "versionEndExcluding": "6.13.7"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.12",
                           "versionEndExcluding": "6.14"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/c3cbeafb4e0001d9146df50b470885e02664f3c7"
            },
            {
               "url": "https://git.kernel.org/stable/c/33eb8041c5d6c19d46e7bfd23a031844336afd80"
            },
            {
               "url": "https://git.kernel.org/stable/c/fd617ea3b79d2116d53f76cdb5a3601c0ba6e42f"
            }
         ],
         "title": "drm/amdkfd: Fix NULL Pointer Dereference in KFD queue",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2025-21940",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}