CVE-2025-68221
highpriority · track · 0EPSS 0.002 · 10 %ileDEEURUEPSS · scored 2026-10-27
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix address removal logic in mptcp_pm_nl_rm_addr Fix inverted WARN_ON_ONCE condition that prevented normal address removal counter updates. The current code only executes decrement logic when the counter is already 0 (abnormal state), while normal removals (counter > 0) are ignored.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (22)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2025-2868Linux Kernel: Mehrere SchwachstellenDeutsch2025-12-16csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um nicht näher spezifizierte Angriffe durchzuführen, die möglicherweise zu einer Denial-of-Service- Bedingung führen oder eine Speicherbeschädigung verursachen können.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://git.kernel.org/stable/c/92e239e36d600002559074994a545fcfac9afd2dcnnvd
- https://git.kernel.org/stable/c/f7d953c38245c0e9d8e268fb6a9e524602fb44eccnnvd
- https://www.kernel.org/Patchcnnvd
- https://git.kernel.org/stable/c/92e239e36d600002559074994a545fcfac9afd2denisa_euvd
- https://git.kernel.org/stable/c/f7d953c38245c0e9d8e268fb6a9e524602fb44ecenisa_euvd
- https://git.kernel.org/stable/c/92e239e36d600002559074994a545fcfac9afd2dnvd
- https://git.kernel.org/stable/c/f7d953c38245c0e9d8e268fb6a9e524602fb44ecnvd
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