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CVE-2026-31781 drm/ioc32: stop speculation on the drm_compat_ioctl path

🗓️ 01 May 2026 14:15:07Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 26 Views

Linux kernel fix stops speculative access in drm ioc32 by array_index_nospec on the ioctl index.

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_ioc32.c"
    ],
    "versions": [
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        "status": "affected",
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      },
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  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/drm_ioc32.c"
    ],
    "versions": [
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      },
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        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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