CVE record · CVE-2026-98990

namespace: check a submount for references right before unmounting it

No CVSS scoreEPSS 0.0019 · 8th percentile

Published by the CVE Program (CNA: Linux) at 23 Oct 2026, 12:20 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 1064f874abc0d05eeed8993815f584d847b72486 to before cda0c4e502a0f74a191471ce100fb061e5ab35d6 git
  • affected 1064f874abc0d05eeed8993815f584d847b72486 to before 3f55f71291e4332983cd63b288d1f2be3c9c08fc git
  • affected 1064f874abc0d05eeed8993815f584d847b72486 to before 361f59e7f3f9a219fb5567bf9abc8482a154a399 git
  • affected 1064f874abc0d05eeed8993815f584d847b72486 to before f6394281834492c6516a405a348b545ae698a331 git
  • affected 1064f874abc0d05eeed8993815f584d847b72486 to before 6e4012e571867868b545c91ca9d6095fdb709907 git
  • affected 1064f874abc0d05eeed8993815f584d847b72486 to before d73f04e92c1aab78d96ac6cadb234c8a3a373d22 git
  • affected 1064f874abc0d05eeed8993815f584d847b72486 to before 18902a23ef36f83d32bafc58ae2484e6bb4bb8ef git
  • affected 1064f874abc0d05eeed8993815f584d847b72486 to before 32bf92416614a1e3ff3524fc6b780259c7aad3ef git
  • affected 5e6ef5ef6eaf690faad3a7c6c665ebf45d7b6ccf git
  • affected 839d42687dfce0ed0ea2c6bd8d707cc0e276fbe7 git
  • affected 808e83e5add13152bd4a88346487de68395c136b git
  • affected 6de9d08a9718ee9c12ba6343c50141c2d633e3dc git
  • and 4 more
Other versions: unaffected
Linux Linux
  • affected 4.11
  • unaffected before 4.11 semver
  • unaffected 5.10.273 to 5.10.*, inclusive semver
  • unaffected 5.15.224 to 5.15.*, inclusive semver
  • unaffected 6.1.191 to 6.1.*, inclusive semver
  • unaffected 6.6.160 to 6.6.*, inclusive semver
  • unaffected 6.12.113 to 6.12.*, inclusive semver
  • unaffected 6.18.57 to 6.18.*, inclusive semver
  • unaffected 7.2.11 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-98990
CNA
Linux
Published
23 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 0.0019, the 8th percentile, on 7 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.