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CVE-2022-49093 skbuff: fix coalescing for page_pool fragment recycling

🗓️ 26 Feb 2025 01:54:47Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 12 Views

Fixed use-after-free in Linux kernel for page_pool fragment recycling during RX handling.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/core/skbuff.c"
    ],
    "versions": [
      {
        "version": "53e0961da1c7bbdabd1abebb20de403ec237ec09",
        "lessThan": "ba965e8605aee5387cecaa28fcf7ee9f61779a49",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "53e0961da1c7bbdabd1abebb20de403ec237ec09",
        "lessThan": "c4fa19615806a9a7e518c295b39175aa47a685ac",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "53e0961da1c7bbdabd1abebb20de403ec237ec09",
        "lessThan": "72bb856d16e883437023ff2ff77d0c498018728a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "53e0961da1c7bbdabd1abebb20de403ec237ec09",
        "lessThan": "1effe8ca4e34c34cdd9318436a4232dcb582ebf4",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/core/skbuff.c"
    ],
    "versions": [
      {
        "version": "5.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.34",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.16.20",
        "lessThanOrEqual": "5.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.17.3",
        "lessThanOrEqual": "5.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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