CVE record · CVE-2026-89779

fs/ntfs3: validate ef->size covers the record's name and value

CVSS 9.1 CriticalCriticalEPSS 0.0070 · 53rd percentile

Critical, because:

CVSS score 9.1: 9.0 or more.

Published by the CVE Program (CNA: Linux) at 16 Sept 2026, 08:48 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 333feb7ba84f69f9b423422417aaac54fd9e7c84 to before b27e68ad818a4ca2cef8f35f97e75d756714c818 git affected 000a9a72efa4a9df289bab9c9e8ba1639c72e0d6 to before 28a924c7e67e6d71abeb04860b61166fecb027fc git affected 0e8235d28f3a0e9eda9f02ff67ee566d5f42b66b to before d585ed08308909c7e6fefb4e8a258aeb29b19ff9 git affected 0e8235d28f3a0e9eda9f02ff67ee566d5f42b66b to before 077df8464cf24f8ffc82fb6efec2ae600686e699 git affected 0e8235d28f3a0e9eda9f02ff67ee566d5f42b66b to before aab1880058ac767d3ea9388a9a7221c776c22c44 git affected 0e8235d28f3a0e9eda9f02ff67ee566d5f42b66b to before c8a109c9e23a2c7fd548473dde728b2cb8188146 git affected 0e8235d28f3a0e9eda9f02ff67ee566d5f42b66b to before c22f91d82cb9a29d22bdffdce6c803467984ad0c git affected 5.15.121 to before 5.15.221 semver affected 6.1.40 to before 6.1.188 semver Other versions: unaffected
Linux	Linux	affected 6.2 unaffected before 6.2 semver unaffected 5.15.221 to 5.15., inclusive semver unaffected 6.1.188 to 6.1., inclusive semver unaffected 6.6.157 to 6.6., inclusive semver unaffected 6.12.110 to 6.12., inclusive semver unaffected 6.18.52 to 6.18., inclusive semver unaffected 7.2.6 to 7.2., inclusive semver unaffected 7.3 to *, inclusive original_commit_for_fix Other versions: affected

Identifiers: CVE-2026-89779
CNA: Linux
Tags: Linux kernel
Published: 16 Sept 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
9.1	Critical	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H	CNA (Linux)

CISA KEV Not listed.
EPSS 0.0070, the 53rd percentile, on 14 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 16 Sept 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.