CVE-2026-97522mptcp: fix bad accounting in __mptcp_subflow_push_pending()
- —Not scoredno CVSS score yet
- 0.21%Exploitation in 30 daysEPSS · top 89% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix bad accounting in __mptcp_subflow_push_pending() If __subflow_push_pending() errors out we should avoid updating the copied byte counters, to avoid mismatch push call later on.
Timeline
ID reserved
By Linux
- 1 day later
· 1 day later
Published
- 24 days later
· 24 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
No CVSS score yet: neither the CNA, CISA nor NVD has scored this CVE. NVD status: Received.
- EPSS (exploitation in 30 days)
- 0.21% · top 89% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Not scored.
Affected products
- affected 0fa1b3783a17d75a4aa1651a18ede041ffca5750 – < ddbf9f03c1cc7d5b86eebe7c2beea0db4286d354
- affected 0fa1b3783a17d75a4aa1651a18ede041ffca5750 – < 9781fa35d9f7a87a83115acd3a88bc9ce35b5407
- affected 0fa1b3783a17d75a4aa1651a18ede041ffca5750 – < a0a64525f3414268ed4b1945a1dc690aa974dd4f
- affected 0fa1b3783a17d75a4aa1651a18ede041ffca5750 – < dc054821e639a2e14f1419436612db70b6af45fc
- affected 0fa1b3783a17d75a4aa1651a18ede041ffca5750 – < f3ef03357396d4b147d8e76c75fb612c2f264ffc
- affected 6.6
- unaffected < 6.6
- unaffected 6.6.158 – ≤ 6.6.*
- unaffected 6.12.111 – ≤ 6.12.*
- unaffected 6.18.53 – ≤ 6.18.*
- unaffected 7.2.7 – ≤ 7.2.*
- unaffected 7.3 – ≤ *
References
References5
- https://git.kernel.org/stable/c/ddbf9f03c1cc7d5b86eebe7c2beea0db4286d354 (opens in a new tab)
- https://git.kernel.org/stable/c/9781fa35d9f7a87a83115acd3a88bc9ce35b5407 (opens in a new tab)
- https://git.kernel.org/stable/c/a0a64525f3414268ed4b1945a1dc690aa974dd4f (opens in a new tab)
- https://git.kernel.org/stable/c/dc054821e639a2e14f1419436612db70b6af45fc (opens in a new tab)
- https://git.kernel.org/stable/c/f3ef03357396d4b147d8e76c75fb612c2f264ffc (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-86830 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-97522)Record last updated .