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CVE-2026-46209 drm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs()

🗓️ 28 May 2026 09:40:27Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 36 Views

CVE fix: use drm_format_info_plane_width/height in drm_gem_fb_init_with_funcs to prevent out-of-bounds GEM.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/drm_gem_framebuffer_helper.c"
    ],
    "versions": [
      {
        "version": "4c3dbb2c312c9fafbac30d98c523b8b1f3455d78",
        "lessThan": "11427ad6c9f0def5ce567982b785da3191946430",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4c3dbb2c312c9fafbac30d98c523b8b1f3455d78",
        "lessThan": "adfc5ba4ef4dd2bca5969f40e8fc7b41fb3902ad",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4c3dbb2c312c9fafbac30d98c523b8b1f3455d78",
        "lessThan": "22922f7dae74409fc4bf0f1142710cb6b8ce8cc2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4c3dbb2c312c9fafbac30d98c523b8b1f3455d78",
        "lessThan": "6b992591e04f2cce813bcf239b354f375bbf84d3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4c3dbb2c312c9fafbac30d98c523b8b1f3455d78",
        "lessThan": "1da4ab7189f1064b3b712b388772c008b4d82580",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4c3dbb2c312c9fafbac30d98c523b8b1f3455d78",
        "lessThan": "1a17ea9861e89585361caa8bc231bd22dc6dbe7d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4c3dbb2c312c9fafbac30d98c523b8b1f3455d78",
        "lessThan": "c5fc49d8470c5ebf3b41607600f277158f159950",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4c3dbb2c312c9fafbac30d98c523b8b1f3455d78",
        "lessThan": "3d4c2268bd7243c3780fe32bf24ff876da272acf",
        "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/drm_gem_framebuffer_helper.c"
    ],
    "versions": [
      {
        "version": "4.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.258",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.90",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.32",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.9",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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14 Jun 2026 18:02Current
CVSS 3.17.8
EPSS0.00139
36