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CVE record · CVE-2026-98879

isofs: handle set_blocksize failures

No CVSS scoreEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: Linux) at 23 Oct 2026, 11:37 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 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 6db7f0ba365786304558db6a3d52013ae176e03e git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 61f277bf35f533b602984f0e55900111fe52f31a git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before cebde6d88e34396c29f2f001d90e921677cc17d6 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 28d1f6aa14f5924e36602b7a31c9141d34de0b9c git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 9c97e3b1152d3092581745189f5d2f04c6404ef9 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 9584ab6283721e5aab485c79bd06c2f78d89e55c git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 25ef4c4d9f0e96fb89c0ae0d7127c3f12a31bc32 git
Other versions: unaffected
Linux Linux
  • affected 2.6.12
  • unaffected before 2.6.12 semver
  • unaffected 5.10.271 to 5.10.*, inclusive semver
  • unaffected 5.15.222 to 5.15.*, inclusive 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-2026-98879
CNA
Linux
Tags
Published
23 Oct 2026
Updated
26 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 6 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 23 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.