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CVE record · CVE-2026-89560

landlock: Require LANDLOCK_ACCESS_FS_MAKE_REG for whiteout creation

CVSS 8.4 HighEPSS 0.0013 · 2nd percentile

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:44 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 cb2c7d1a1776057c9a1f48ed1250d85e94d4850d to before 39fc16597715125529df8f94e016fb00836ee3c1 git
  • affected cb2c7d1a1776057c9a1f48ed1250d85e94d4850d to before d739e32318479086efb8a6bcf5d37cf341b51f8f git
  • affected cb2c7d1a1776057c9a1f48ed1250d85e94d4850d to before dfb10d989056181168ebc16781a8f39520e33200 git
  • affected cb2c7d1a1776057c9a1f48ed1250d85e94d4850d to before efb4f24fc2b9bcef1c41ff3392894f1fa8fba2a0 git
  • affected cb2c7d1a1776057c9a1f48ed1250d85e94d4850d to before 627ce4902df1d737e99306daae5a87c68b876d16 git
  • affected cb2c7d1a1776057c9a1f48ed1250d85e94d4850d to before 0c3204aacbe8c07f9e87e3028f28ec6c166a1075 git
  • affected cb2c7d1a1776057c9a1f48ed1250d85e94d4850d to before 672fa082d48b21e1fb62cdb184fee41513e53421 git
Other versions: unaffected
Linux Linux
  • affected 5.13
  • unaffected before 5.13 semver
  • unaffected 5.15.222 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 6.18.50 to 6.18.*, inclusive semver
  • unaffected 7.2.4 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-89560
CNA
Linux
Tags
Published
11 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
8.4 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0013, the 2nd 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 11 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.