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CVE record · CVE-2026-99174

ext4: free the sbi after a grace period

No CVSS scoreEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: Linux) at 28 Oct 2026, 10:35 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 6493792d3299b3e33f887ef8a150099d271faf9c to before cf3bd5824c985b350d150bcd76698ee5e993fcba git
  • affected 6493792d3299b3e33f887ef8a150099d271faf9c to before b4b0598fad51a978fcbda9d55eef6b5bd3cbe7d8 git
  • affected 6493792d3299b3e33f887ef8a150099d271faf9c to before 4ce0e27ea610663a9cdc04e3bca38559147428d4 git
  • affected 6493792d3299b3e33f887ef8a150099d271faf9c to before 80d5db1686b05fad6f384be017714297d828a714 git
  • affected 6493792d3299b3e33f887ef8a150099d271faf9c to before 87d29b8b849738d52fe820d495fa0aa2d5a1ec82 git
  • affected 6493792d3299b3e33f887ef8a150099d271faf9c to before c17b44266a1f9fcb49b894d4611d1254bf1aa313 git
Other versions: unaffected
Linux Linux
  • affected 5.19
  • unaffected before 5.19 semver
  • unaffected 6.1.191 to 6.1.*, inclusive semver
  • unaffected 6.6.161 to 6.6.*, inclusive semver
  • unaffected 6.12.115 to 6.12.*, inclusive semver
  • unaffected 6.18.59 to 6.18.*, inclusive semver
  • unaffected 7.2.13 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-99174
CNA
Linux
Tags
Published
28 Oct 2026
Updated
30 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

No source has published a CVSS score for this record yet.

  • CISA KEV Not listed.
  • EPSS 0.0018, the 7th percentile, on 5 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 28 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.