CVE record · CVE-2026-98899

netfilter: ipset: mark the rcu locked areas properly

CVSS 7.8 HighEPSS 0.0017 · 6th percentile

Published by the CVE Program (CNA: Linux) at 23 Oct 2026, 11:54 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Linux	Linux	affected f66ee0410b1c3481ee75e5db9b34547b4d582465 to before 67bd3d2350d17c2f4fb158c3f917c10b15ecbc94 git affected f66ee0410b1c3481ee75e5db9b34547b4d582465 to before 892399abd1a005a455d5b74d86d82b9773405f2b git affected f66ee0410b1c3481ee75e5db9b34547b4d582465 to before eee5172741b2c0e73210020732043e5d589295d3 git affected f66ee0410b1c3481ee75e5db9b34547b4d582465 to before ecb48c6b9edc78de8dd456c365727ae14b88c1ee git affected f66ee0410b1c3481ee75e5db9b34547b4d582465 to before 0c46c9ce24130657ec7460c27fba5d445f5abd06 git affected f66ee0410b1c3481ee75e5db9b34547b4d582465 to before ca9fab1ca15534cef1630e81a479e94b3bbcdb6a git affected f66ee0410b1c3481ee75e5db9b34547b4d582465 to before 5d0c22e73656d050daffad10a2ba8765ce8441c8 git affected 5dd9488ae41070b69d2f4acb580f77db5705f9ca git affected a469bab3386aebff33c59506f3a95e35b91118fd git affected 5.4.24 to before 5.5 semver affected 5.5.8 to before 5.6 semver Other versions: unaffected
Linux	Linux	affected 5.6 unaffected before 5.6 semver unaffected 5.10.271 to 5.10., inclusive semver unaffected 5.15.222 to 5.15., inclusive semver unaffected 6.1.189 to 6.1., inclusive semver unaffected 6.6.158 to 6.6., inclusive semver unaffected 6.12.111 to 6.12., inclusive semver unaffected 6.18.53 to 6.18., inclusive semver unaffected 7.2 to *, inclusive original_commit_for_fix Other versions: affected

Identifiers: CVE-2026-98899
CNA: Linux
Tags: Linux kernel
Published: 23 Oct 2026
Updated: 26 Oct 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CNA (Linux)

CISA KEV Not listed.
EPSS 0.0017, the 6th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 23 Oct 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.