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CVE-2026-89556

🗓️ 11 Sep 2026 19:44:29Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

Linux kernel out-of-bounds memory access in ELF module string table validation for SHT_NULL sections.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-89556 module: validate string table section types
11 Sep 202619:44
cvelist
euvd
EUVD
EUVD-2026-76467
11 Sep 202619:44
euvd
nvd
NVD
CVE-2026-89556
11 Sep 202620:19
nvd
ptsecurity
Positive Technologies
PT-2026-90272
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-89556
11 Sep 202623:56
redhatcve
Vulners
CNA
Node
OR
OR
linuxlinux_kernelRange06.18.50
linuxlinux_kernelRange07.2.4
OR
linuxlinux_kernelRange6.18.06.18.50
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": [
      "kernel/module/main.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "50d0aa7d25ba4bc3606f150cd69755068e79f97f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "e4496dda2c6d0acf7ba5fbce14a2723a8935ceee",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "9a5ff45689329835f874cefe5174e577d141d423",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0",
        "lessThan": "6.18.50",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "0",
        "lessThan": "7.2.4",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/module/main.c"
    ],
    "versions": [
      {
        "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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