CVE-2026-98859 — In the Linux kernel, the following vulnerability has been resolved:

In the Linux kernel, the following vulnerability has been resolved:

01What is this vulnerability?

In the Linux kernel, the following vulnerability has been resolved:

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2026-10-18T16:17:40.363
• Last modified: 2026-10-19T10:19:49.980

09References

• git.kernel.org — https://git.kernel.org/stable/c/0c19a6c1d25fd5ed66d1f80dc6f6e56cc1f0a787
• git.kernel.org — https://git.kernel.org/stable/c/1f1bd9a3117f082eb891c0986c4f0e04cd974c9a
• git.kernel.org — https://git.kernel.org/stable/c/5acb2dace582f061aab5e14c399ac9480315f44b
• git.kernel.org — https://git.kernel.org/stable/c/a0125ca86e405b8a704e96157a6c10ca51087652