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CVE-2026-74352 of: reserved_mem: avoid post-init UAF when alloc_reserved_mem_array() fails

🗓️ 15 Aug 2026 05:58:38Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 36 Views

Linux kernel reserved_mem UAF from freed initdata when alloc_reserved_mem_array fails.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/of/of_reserved_mem.c"
    ],
    "versions": [
      {
        "version": "b6ae53301eb41f0f59f83c161248b186bca7da70",
        "lessThan": "6d28e6ad3c5c9248577f21057baa9bf16fa9ef3b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "00c9a452a235c61f099504783badd9a7675ff5a5",
        "lessThan": "9af58d10d0d8c08b822de5fc99e61f31a87ede8d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "00c9a452a235c61f099504783badd9a7675ff5a5",
        "lessThan": "cbd3102fe27bc87da244bf4c3ba670ea4698b0a8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "00c9a452a235c61f099504783badd9a7675ff5a5",
        "lessThan": "e1686ca81dbf3edbde589b7daf312b45cbf76e03",
        "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/of/of_reserved_mem.c"
    ],
    "versions": [
      {
        "version": "6.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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