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CVE-2026-89702 nfsd: size fh_verify server sockaddr slot by xpt_locallen

🗓️ 11 Sep 2026 19:46:19Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 10 Views

Linux kernel nfsd fh_verify tracepoints write past ring-buffer slot due to sockaddr size mismatch.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-89702
11 Sep 202620:24
circl
cve
CVE
CVE-2026-89702
11 Sep 202619:46
cve
euvd
EUVD
EUVD-2026-76614
11 Sep 202619:46
euvd
nvd
NVD
CVE-2026-89702
11 Sep 202620:19
nvd
ptsecurity
Positive Technologies
PT-2026-90418
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-89702
11 Sep 202623:44
redhatcve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/nfsd/trace.h"
    ],
    "versions": [
      {
        "version": "051382885552e12541cc0ebf82092be374a9ed2a",
        "lessThan": "95d064f9828a20ccca5ae90a17be3e2076f25272",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "051382885552e12541cc0ebf82092be374a9ed2a",
        "lessThan": "7ff8d6363cffff45654ea85e319f7c0c54226012",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "051382885552e12541cc0ebf82092be374a9ed2a",
        "lessThan": "719a10e3f5f868c3c4ac3cf3648c5775d12034bd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "051382885552e12541cc0ebf82092be374a9ed2a",
        "lessThan": "71d068490098b1d23c63b2345e40675d3a1ca763",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dcbebc86850324fbe0a993ce352f0539cd98038a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "62980365d6e894234b29f44fb2bfad4f7f8bb824",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.15.154",
        "lessThan": "5.16",
        "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/trace.h"
    ],
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.0",
        "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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