CVE-2026-97522: Linux vulnerability

CVE-2026-97522: mptcp: fix bad accounting in __mptcp_subflow_push_pending()

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.

UnknownCVSS not scoredNot KEV-listedUpdatedOct 19, 2026, 09:08 UTC (UTC+00:00)

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2026-97522 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Sep 25, 2026, 10:21 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

3Timeline events

0ADP providers

6Source links

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
Sep 24, 2026, 16:01 UTC (UTC+00:00)
CVE publishedCVE Program
The CVE record was published.
Sep 25, 2026, 10:21 UTC (UTC+00:00)
CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
Oct 19, 2026, 09:08 UTC (UTC+00:00)

Source materials

CVE List V5 sourceCVE List V5
https://git.kernel.org/stable/c/ddbf9f03c1cc7d5b86eebe7c2beea0db4286d354CVE reference, Linux
https://git.kernel.org/stable/c/9781fa35d9f7a87a83115acd3a88bc9ce35b5407CVE reference, Linux
https://git.kernel.org/stable/c/a0a64525f3414268ed4b1945a1dc690aa974dd4fCVE reference, Linux
https://git.kernel.org/stable/c/dc054821e639a2e14f1419436612db70b6af45fcCVE reference, Linux
https://git.kernel.org/stable/c/f3ef03357396d4b147d8e76c75fb612c2f264ffcCVE reference, Linux

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

LinuxLinux0fa1b3783a17d75a4aa1651a18ede041ffca5750, 0fa1b3783a17d75a4aa1651a18ede041ffca5750, 0fa1b3783a17d75a4aa1651a18ede041ffca5750, 0fa1b3783a17d75a4aa1651a18ede041ffca5750, 0fa1b3783a17d75a4aa1651a18ede041ffca5750unaffected

LinuxLinux6.6, 0, 6.6.158, 6.12.111, 6.18.53, 7.2.7, 7.3affected

Weakness

CWE details

No CWE listed

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