FKIE_CVE-2023-53714

Vulnerability from fkie_nvd - Published: 2025-10-22 14:15 - Updated: 2026-06-17 06:45
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/stm: ltdc: fix late dereference check In ltdc_crtc_set_crc_source(), struct drm_crtc was dereferenced in a container_of() before the pointer check. This could cause a kernel panic. Fix this smatch warning: drivers/gpu/drm/stm/ltdc.c:1124 ltdc_crtc_set_crc_source() warn: variable dereferenced before check 'crtc' (see line 1119)
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/04fe3b82528232aa85a6c45464906d0727ef4f20
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/340dba127bbed51e8425cd8e097aacfadd175462
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/898a9e3f56db9860ab091d4bf41b6caa99aafc3d
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/stm/ltdc.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "340dba127bbed51e8425cd8e097aacfadd175462",
              "status": "affected",
              "version": "79b44684a14e363d24c299b772f037344ad8c8dc",
              "versionType": "git"
            },
            {
              "lessThan": "04fe3b82528232aa85a6c45464906d0727ef4f20",
              "status": "affected",
              "version": "79b44684a14e363d24c299b772f037344ad8c8dc",
              "versionType": "git"
            },
            {
              "lessThan": "898a9e3f56db9860ab091d4bf41b6caa99aafc3d",
              "status": "affected",
              "version": "79b44684a14e363d24c299b772f037344ad8c8dc",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/stm/ltdc.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.18"
            },
            {
              "lessThan": "5.18",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.47",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.4.*",
              "status": "unaffected",
              "version": "6.4.12",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.5",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/stm: ltdc: fix late dereference check\n\nIn ltdc_crtc_set_crc_source(), struct drm_crtc was dereferenced in a\ncontainer_of() before the pointer check. This could cause a kernel panic.\n\nFix this smatch warning:\ndrivers/gpu/drm/stm/ltdc.c:1124 ltdc_crtc_set_crc_source() warn: variable dereferenced before check \u0027crtc\u0027 (see line 1119)"
    }
  ],
  "id": "CVE-2023-53714",
  "lastModified": "2026-06-17T06:45:56.020",
  "metrics": {},
  "published": "2025-10-22T14:15:46.040",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/04fe3b82528232aa85a6c45464906d0727ef4f20"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/340dba127bbed51e8425cd8e097aacfadd175462"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/898a9e3f56db9860ab091d4bf41b6caa99aafc3d"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Deferred"
}


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