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CVE-2026-89541 SUNRPC: harden gss_unwrap_resp_priv length checks

🗓️ 11 Sep 2026 19:44:18Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 13 Views

u32 overflow in SUNRPC gss_unwrap_resp_priv length check enables OOB reads in Linux kernel.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89541
11 Sep 202619:44
cve
debiancve
Debian CVE
CVE-2026-89541
11 Sep 202619:44
debiancve
euvd
EUVD
EUVD-2026-76452
11 Sep 202619:44
euvd
nvd
NVD
CVE-2026-89541
11 Sep 202620:19
nvd
osv
OSV
DEBIAN-CVE-2026-89541
11 Sep 202620:19
osv
ptsecurity
Positive Technologies
PT-2026-90257
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-89541
11 Sep 202622:04
redhatcve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/sunrpc/auth_gss/auth_gss.c"
    ],
    "versions": [
      {
        "version": "2d2da60c63b67174add32f06e8d54c3a0c5cd9cf",
        "lessThan": "89a15a50f84d32d4b99db86f957427fcbe20a99a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2d2da60c63b67174add32f06e8d54c3a0c5cd9cf",
        "lessThan": "ebcbd2523a8524c3d24e111cdbed8e271d910269",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2d2da60c63b67174add32f06e8d54c3a0c5cd9cf",
        "lessThan": "d395c30d570ca6168f0297b191709927d1258273",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2d2da60c63b67174add32f06e8d54c3a0c5cd9cf",
        "lessThan": "87831b92112c81db251d46756d65daa4f91af6a2",
        "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/sunrpc/auth_gss/auth_gss.c"
    ],
    "versions": [
      {
        "version": "2.6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.15",
        "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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