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CVE record · CVE-2026-97415

btrfs: tree-checker: validate names in ROOT_REF and ROOT_BACKREF

CVSS 7.8 HighEPSS 0.0013 · 2nd percentile

Published by the CVE Program (CNA: Linux) at 24 Sept 2026, 16:03 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
VendorProductVersions
Linux Linux
  • affected b64ec075bded2b30bcd90af5aa5256d2237c885d to before 1370badf6b823ce3cde39a65f46f9e5dc7b4bf43 git
  • affected b64ec075bded2b30bcd90af5aa5256d2237c885d to before ba6c4fc662853f6662e4db060cf88ee994053e21 git
  • affected b64ec075bded2b30bcd90af5aa5256d2237c885d to before 9154542070ca7eadb3c764a882f39a127677854b git
  • affected b64ec075bded2b30bcd90af5aa5256d2237c885d to before 74f577c722c99248d804eca18e7de7c5e47549d7 git
  • affected b64ec075bded2b30bcd90af5aa5256d2237c885d to before 0af37c217edf15fa21dac1c40822086df356c6bb git
Other versions: unaffected
Linux Linux
  • affected 4.18
  • unaffected before 4.18 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-2026-97415
CNA
Linux
Tags
Published
24 Sept 2026
Updated
3 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

ScoreRatingCVSSVectorSource
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 0.0013, the 2nd percentile, on 12 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 24 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.