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CVE-2026-53246

🗓️ 25 Jun 2026 08:39:39Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 2 Views

Linux kernel SCTP fixes COOKIE_ECHO by validating cached INIT length to prevent reads beyond data.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53246
25 Jun 202608:39
attackerkb
Cvelist
CVE-2026-53246 sctp: validate cached peer INIT chunk length in COOKIE_ECHO processing
25 Jun 202608:39
cvelist
Debian CVE
CVE-2026-53246
25 Jun 202608:39
debiancve
EUVD
EUVD-2026-39197
25 Jun 202608:39
euvd
NVD
CVE-2026-53246
25 Jun 202609:16
nvd
Positive Technologies
PT-2026-52341
25 Jun 202600:00
ptsecurity
Vulners
CNA
Node
linuxlinux_kernelRange2.6.126.18.36
OR
linuxlinux_kernelRange6.19.07.0.13
OR
linuxlinux_kernelRange7.1.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/sctp/sm_make_chunk.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "cc272185c9a9a4b7febc2de52eeaa3d00f19091e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "edccbf3d63b0a3362bc916ea72edacc1e1ca456a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "0861615c28de668669d748ef4eb913ea9262d13b",
        "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/sctp/sm_make_chunk.c"
    ],
    "versions": [
      {
        "version": "2.6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.36",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.13",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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25 Jun 2026 09:16Current
6Medium risk
Vulners AI Score6
2