cve/published/2024/CVE-2024-45015.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/msm/dpu: move dpu_encoder's connector assignment to atomic_enable()\n\nFor cases where the crtc's connectors_changed was set without enable/active\ngetting toggled , there is an atomic_enable() call followed by an\natomic_disable() but without an atomic_mode_set().\n\nThis results in a NULL ptr access for the dpu_encoder_get_drm_fmt() call in\nthe atomic_enable() as the dpu_encoder's connector was cleared in the\natomic_disable() but not re-assigned as there was no atomic_mode_set() call.\n\nFix the NULL ptr access by moving the assignment for atomic_enable() and also\nuse drm_atomic_get_new_connector_for_encoder() to get the connector from\nthe atomic_state.\n\nPatchwork: https://patchwork.freedesktop.org/patch/606729/"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c"
               ],
               "versions": [
                  {
                     "version": "25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef",
                     "lessThan": "3fb61718bcbe309279205d1cc275a6435611dc77",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef",
                     "lessThan": "3bacf814b6a61cc683c68465f175ebd938f09c52",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "25fdd5933e4c0f5fe2ea5cd59994f8ac5fbe90ef",
                     "lessThan": "aedf02e46eb549dac8db4821a6b9f0c6bf6e3990",
                     "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/msm/disp/dpu1/dpu_encoder.c"
               ],
               "versions": [
                  {
                     "version": "4.19",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "4.19",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.6.48",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.10.7",
                     "lessThanOrEqual": "6.10.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.11",
                     "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": "4.19",
                           "versionEndExcluding": "6.6.48"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "4.19",
                           "versionEndExcluding": "6.10.7"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "4.19",
                           "versionEndExcluding": "6.11"
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         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/3fb61718bcbe309279205d1cc275a6435611dc77"
            },
            {
               "url": "https://git.kernel.org/stable/c/3bacf814b6a61cc683c68465f175ebd938f09c52"
            },
            {
               "url": "https://git.kernel.org/stable/c/aedf02e46eb549dac8db4821a6b9f0c6bf6e3990"
            }
         ],
         "title": "drm/msm/dpu: move dpu_encoder's connector assignment to atomic_enable()",
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      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-45015",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}