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CVE-2023-53768 regmap-irq: Fix out-of-bounds access when allocating config buffers

🗓️ 08 Dec 2025 01:19:31Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 21 Views

CVE-2023-53768 fixes out-of-bounds access in regmap-irq by correcting the config buffer allocation loop.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/base/regmap/regmap-irq.c"
    ],
    "versions": [
      {
        "version": "faa87ce9196dbb074d75bd4aecb8bacf18f19b4e",
        "lessThan": "b1a726ad33e585e3d9fa70712df31ae105e4532c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faa87ce9196dbb074d75bd4aecb8bacf18f19b4e",
        "lessThan": "6e7b2337ecd028bd888a1a0be4115b8a88faf838",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faa87ce9196dbb074d75bd4aecb8bacf18f19b4e",
        "lessThan": "963b54df82b6d6206d7def273390bf3f7af558e1",
        "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/base/regmap/regmap-irq.c"
    ],
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.40",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4.5",
        "lessThanOrEqual": "6.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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