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CVE-2026-89703

🗓️ 11 Sep 2026 19:46:20Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

Use-after-free in Linux kernel nfsd from missing SC_STATUS_FREED flag on freed delegations.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-89703 nfsd: set SC_STATUS_FREED in nfsd4_drop_revoked_stid for delegations
11 Sep 202619:46
cvelist
euvd
EUVD
EUVD-2026-76615
11 Sep 202619:46
euvd
nvd
NVD
CVE-2026-89703
11 Sep 202620:19
nvd
ptsecurity
Positive Technologies
PT-2026-90419
11 Sep 202600:00
ptsecurity
Vulners
CNA
Node
OR
linuxlinux_kernelRange6.11.66.12
OR
linuxlinux_kernelRange6.126.12.109
linuxlinux_kernelRange6.13.06.18.50
linuxlinux_kernelRange6.19.07.2.4
linuxlinux_kernelRange7.3.07.3-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/nfsd/nfs4state.c"
    ],
    "versions": [
      {
        "version": "8dd91e8d31febf4d9cca3ae1bb4771d33ae7ee5a",
        "lessThan": "d832a0587528853d45481d1faf75d4b5d062adaf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8dd91e8d31febf4d9cca3ae1bb4771d33ae7ee5a",
        "lessThan": "1e4795766719ffd74b8cf0f2fde4a1350f8326bf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8dd91e8d31febf4d9cca3ae1bb4771d33ae7ee5a",
        "lessThan": "a6d89032e5c6620d5bb44582a72555ce07bf1c2e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8dd91e8d31febf4d9cca3ae1bb4771d33ae7ee5a",
        "lessThan": "650d370cfbc66a96dd14d517bd704689b5bda4e5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "967faa26f313a62e7bebc55d5b8122eaee43b929",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.11.6",
        "lessThan": "6.12",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/nfsd/nfs4state.c"
    ],
    "versions": [
      {
        "version": "6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.109",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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