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CVE-2026-97523 mptcp: close race between scheduler and state change

🗓️ 25 Sep 2026 10:21:27Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Race condition in Linux kernel mptcp scheduler may cause division by zero or data failure.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-97523
25 Sep 202610:21
–cve
debiancve
Debian CVE
CVE-2026-97523
25 Sep 202610:21
–debiancve
euvd
EUVD
EUVD-2026-86831
25 Sep 202610:21
–euvd
kitploit
Kitploit
Anthropic-Credited-CVEs — Updated!
3 Sep 202601:25
–kitploit
nvd
NVD
CVE-2026-97523
25 Sep 202611:17
–nvd
osv
OSV
DEBIAN-CVE-2026-97523
25 Sep 202611:17
–osv
ubuntucve
UbuntuCve
CVE-2026-97523
25 Sep 202600:00
–ubuntucve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/mptcp/protocol.c"
    ],
    "versions": [
      {
        "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
        "lessThan": "8f11430d51ff8365bc51b670bc3002b65ae4c6b7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
        "lessThan": "a09c87abf10a0a7e203137c75b5381aa63d9b31d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
        "lessThan": "4c856f3c151a2f3fa237caa651c44015916ca584",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c886d70286bf3ad411eb3d689328a67f7102c6ae",
        "lessThan": "42064de57fb83231fcc89663a94885f228a1ee53",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fb9c73ef2ac2ec816efdc8b9267bc04e1369c20b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8caf5c15b5288d52d9c89374d6c10fa32ee84ec5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.15.190",
        "lessThan": "5.16",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.19.4",
        "lessThan": "5.20",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/mptcp/protocol.c"
    ],
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.111",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.53",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.7",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc4",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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25 Sep 2026 14:41Current
CVSS 3.17.5
4