CVE record · CVE-2026-53398

NFSD: Fix SECINFO_NO_NAME decode error cleanup

CVSS 9.8 CriticalCriticalEPSS 0.0054 · 45th percentile

Critical, because:

CVSS score 9.8: 9.0 or more.

Published by the CVE Program (CNA: Linux) at 19 Jul 2026, 12:01 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 5e76b25d7cc82c148d391c0c43b884e6427cb302 to before 8836405abdc53ca3dd5fc68b2cf6f8f012fad011 git affected 07b68ff5c71cf4ed5443016d8eb116863c0a4d88 to before 49de5d31dd8fdebf78bdeaf196b0ca5cd5c75439 git affected 3fdc546462348b8a497c72bc894e0cde9f10fc40 to before 5ec37edcb534f3fc92304be236d37f08e6545585 git affected 3fdc546462348b8a497c72bc894e0cde9f10fc40 to before 1e04be34cafae119e82bcaccd6d28a20f72a3647 git affected 3fdc546462348b8a497c72bc894e0cde9f10fc40 to before 161d1aaeb04d620d3692639700512bb5038c1e10 git affected 3fdc546462348b8a497c72bc894e0cde9f10fc40 to before c8a24effd96d4779e2ad779654682304491c55a5 git affected 3fdc546462348b8a497c72bc894e0cde9f10fc40 to before 46eb17d45be69d28c7a23ea03283b207426a8232 git affected 3fdc546462348b8a497c72bc894e0cde9f10fc40 to before 9e18e83b8846a5c3fe13fc8a464b4865d33996c6 git affected 5.10.220 to before 5.10.260 semver affected 5.15.154 to before 5.15.211 semver Other versions: unaffected
Linux	Linux	affected 6.1 unaffected before 6.1 semver unaffected 5.10.260 to 5.10., inclusive semver unaffected 5.15.211 to 5.15., inclusive semver unaffected 6.1.177 to 6.1., inclusive semver unaffected 6.6.144 to 6.6., inclusive semver unaffected 6.12.95 to 6.12., inclusive semver unaffected 6.18.38 to 6.18., inclusive semver unaffected 7.1.3 to 7.1., inclusive semver unaffected 7.2 to , inclusive original_commit_for_fix Other versions: affected

Identifiers: CVE-2026-53398
CNA: Linux
Weakness (CWE): CWE-665
Tags: Linux kernel
CWE-665
Published: 19 Jul 2026
Updated: 19 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
9.8	Critical	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CNA (Linux)

CISA KEV Not listed.
EPSS 0.0054, the 45th percentile, on 5 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 19 Jul 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.