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CVE-2026-46116 xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete

🗓️ 28 May 2026 09:35:30Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

Defensive unhashing in __xfrm_state_delete causes KASAN slab use-after-free.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/xfrm/xfrm_state.c"
    ],
    "versions": [
      {
        "version": "7b4dc3600e4877178ba94c7fbf7e520421378aa6",
        "lessThan": "3943fcad7694a7d0b15aeabe7d3cc2a2eb8e92e8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7b4dc3600e4877178ba94c7fbf7e520421378aa6",
        "lessThan": "2c617848ae6e4f07a3e397f604208c293bbecacc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7b4dc3600e4877178ba94c7fbf7e520421378aa6",
        "lessThan": "b4a53add2fa8f1b5aa17d4c5686c320785fab182",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7b4dc3600e4877178ba94c7fbf7e520421378aa6",
        "lessThan": "26edb0a3c99f9d958c212be68b21f1221614dcf0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7b4dc3600e4877178ba94c7fbf7e520421378aa6",
        "lessThan": "4980162de555cb838f1a189ce7d2cbf5d2e7b050",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7b4dc3600e4877178ba94c7fbf7e520421378aa6",
        "lessThan": "a2e2d08fb070fab4947447171f1c4e3ca5a188e5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "7b4dc3600e4877178ba94c7fbf7e520421378aa6",
        "lessThan": "14acf9652e5690de3c7486c6db5fb8dafd0a32a3",
        "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/xfrm/xfrm_state.c"
    ],
    "versions": [
      {
        "version": "2.6.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.88",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.30",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.7",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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19 Jun 2026 11:59Current
CVSS 3.17.8
EPSS0.00125
27