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CVE-2026-45984 gfs2: Fix use-after-free in iomap inline data write path

🗓️ 27 May 2026 12:18:42Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 40 Views

Fix use-after-free in gfs2 iomap inline data write path by holding dibh in iomap.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/gfs2/bmap.c"
    ],
    "versions": [
      {
        "version": "d0a22a4b03b8475b7aa3fa41243c26c291407844",
        "lessThan": "1403989d1b502f4a2c0d0b42ccf1c25748442eff",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d0a22a4b03b8475b7aa3fa41243c26c291407844",
        "lessThan": "1cae1bafdf9caa9b462b19af06b1a06902e4e142",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d0a22a4b03b8475b7aa3fa41243c26c291407844",
        "lessThan": "764c3c84b5683e608f43735c803a5f415046686c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d0a22a4b03b8475b7aa3fa41243c26c291407844",
        "lessThan": "d87268326b277af3665237ac76a73dd9fa8e21b4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d0a22a4b03b8475b7aa3fa41243c26c291407844",
        "lessThan": "87d4954b5c59735a99ea98cb208d47130f6dce7d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d0a22a4b03b8475b7aa3fa41243c26c291407844",
        "lessThan": "6d76febba07c40bcf358f63216d36ea68cf1c215",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d0a22a4b03b8475b7aa3fa41243c26c291407844",
        "lessThan": "815ddd27c0c7171a99fe802fdb19098ddef8b19d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d0a22a4b03b8475b7aa3fa41243c26c291407844",
        "lessThan": "faddeb848305e79db89ee0479bb0e33380656321",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/gfs2/bmap.c"
    ],
    "versions": [
      {
        "version": "5.2",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.2",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.252",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.202",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.165",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.128",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.14",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.4",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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