CVE record · CVE-2026-98978

namespace: never expire a locked mount

CVSS 8.4 HighEPSS 0.0017 · 6th percentile

Published by the CVE Program (CNA: Linux) at 23 Oct 2026, 12:19 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 5ff9d8a65ce80efb509ce4e8051394e9ed2cd942 to before 6b8dc3713a76346d212abab46cbfc8d7070f534c git affected 5ff9d8a65ce80efb509ce4e8051394e9ed2cd942 to before d23265a12e4991ce7aedce670c0b6b598cadb644 git affected 5ff9d8a65ce80efb509ce4e8051394e9ed2cd942 to before f78ddcc872248c7aa1d7e904928441a0be4c6d5d git Other versions: unaffected
Linux	Linux	affected 3.12 unaffected before 3.12 semver unaffected 6.18.57 to 6.18., inclusive semver unaffected 7.2.11 to 7.2., inclusive semver unaffected 7.3 to *, inclusive original_commit_for_fix Other versions: affected

Identifiers: CVE-2026-98978
CNA: Linux
Tags: Linux kernel
Published: 23 Oct 2026
Updated: 24 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
8.4	High	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N	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.