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CVE record · CVE-2026-90419

nilfs2: prevent out-of-bounds read in super root block parsing

CVSS 7.1 HighEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:09 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 8a9d2191e9f43bbcd256a9a6871bd73434c83f2f to before 16df2520502867a4f34e202b89d01243d59bb8b5 git
  • affected 8a9d2191e9f43bbcd256a9a6871bd73434c83f2f to before dcc85fc28f884038735464f6f104dda9c7dbfad6 git
  • affected 8a9d2191e9f43bbcd256a9a6871bd73434c83f2f to before 5b69ebe20d7f944c1f45177dca0c11474ac277cc git
  • affected 8a9d2191e9f43bbcd256a9a6871bd73434c83f2f to before 7029e70cf86d5c54c0a2812479b0bee2cabcbaaa git
  • affected 8a9d2191e9f43bbcd256a9a6871bd73434c83f2f to before 71bd64471ff583101b4a33dfc838ce29aef57960 git
  • affected 8a9d2191e9f43bbcd256a9a6871bd73434c83f2f to before 842397fdfd2e61d6470166c796f3125b6c27a162 git
  • affected 8a9d2191e9f43bbcd256a9a6871bd73434c83f2f to before 15c8559376416a84c3d8402fd8d0c89bb323d05f git
  • affected 8a9d2191e9f43bbcd256a9a6871bd73434c83f2f to before 7cb2f76a6a2ba2130b577cb8ac13e1e46c4fc689 git
Other versions: unaffected
Linux Linux
  • affected 2.6.30
  • unaffected before 2.6.30 semver
  • unaffected 5.10.270 to 5.10.*, inclusive 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-2026-90419
CNA
Linux
Tags
Published
17 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

ScoreRatingCVSSVectorSource
7.1 High 3.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0018, the 7th percentile, on 13 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 17 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.