cve/published/2023/CVE-2023-52930.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/i915: Fix potential bit_17 double-free\n\nA userspace with multiple threads racing I915_GEM_SET_TILING to set the\ntiling to I915_TILING_NONE could trigger a double free of the bit_17\nbitmask.  (Or conversely leak memory on the transition to tiled.)  Move\nallocation/free'ing of the bitmask within the section protected by the\nobj lock.\n\n[tursulin: Correct fixes tag and added cc stable.]\n(cherry picked from commit 10e0cbaaf1104f449d695c80bcacf930dcd3c42e)"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/i915/gem/i915_gem_tiling.c"
               ],
               "versions": [
                  {
                     "version": "2850748ef8763ab46958e43a4d1c445f29eeb37d",
                     "lessThan": "b591abac78e25269b12e3d7170c99463f8c5cb02",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "2850748ef8763ab46958e43a4d1c445f29eeb37d",
                     "lessThan": "e3ebc3e23bd9028a8a9a26cbc5985f99be445f65",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "2850748ef8763ab46958e43a4d1c445f29eeb37d",
                     "lessThan": "0769f997a7b6d5cb8336db0b4ec3d2d311b8097c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "2850748ef8763ab46958e43a4d1c445f29eeb37d",
                     "lessThan": "7057a8f126f14f14b040faecfa220fd27c6c2f85",
                     "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/i915/gem/i915_gem_tiling.c"
               ],
               "versions": [
                  {
                     "version": "5.5",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.5",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.10.168",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.15.93",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.1.11",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.2",
                     "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": "5.5",
                           "versionEndExcluding": "5.10.168"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.5",
                           "versionEndExcluding": "5.15.93"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.5",
                           "versionEndExcluding": "6.1.11"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.5",
                           "versionEndExcluding": "6.2"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/b591abac78e25269b12e3d7170c99463f8c5cb02"
            },
            {
               "url": "https://git.kernel.org/stable/c/e3ebc3e23bd9028a8a9a26cbc5985f99be445f65"
            },
            {
               "url": "https://git.kernel.org/stable/c/0769f997a7b6d5cb8336db0b4ec3d2d311b8097c"
            },
            {
               "url": "https://git.kernel.org/stable/c/7057a8f126f14f14b040faecfa220fd27c6c2f85"
            }
         ],
         "title": "drm/i915: Fix potential bit_17 double-free",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2023-52930",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}