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CVE record · CVE-2026-99159

ring-buffer: Fix the sub-buffer array base in rb_meta_subbuf_idx()

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 b14d032973d4e6c36e025e96ea3437de53d072d9 to before 0c0cf2240bb5ca5704ea932ba66ee54f43173915 git
  • affected b14d032973d4e6c36e025e96ea3437de53d072d9 to before 2f1248b728b56d583ea454fedf239550c49f7b18 git
  • affected b14d032973d4e6c36e025e96ea3437de53d072d9 to before 7469b3585ef5f65840d467d2caa811a9098c84b9 git
  • affected b14d032973d4e6c36e025e96ea3437de53d072d9 to before 25132363c723afc39aace8b098f547ab4a0ea759 git
Other versions: unaffected
Linux Linux
  • affected 6.12
  • unaffected before 6.12 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-2026-99159
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 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 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.