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CVE record · CVE-2026-98063

bpf: Fix NULL-ptr-deref in btf_var_show()

No CVSS scoreEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 10:24 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 c4d0bfb45068d853a478b9067a95969b1886a30f to before 5756450c9a702da0efb4a993d0a6766b965736f3 git
  • affected c4d0bfb45068d853a478b9067a95969b1886a30f to before e83fcbe3b5d4a1ffb0569bb7c280358065c6017a git
  • affected c4d0bfb45068d853a478b9067a95969b1886a30f to before e0d6a06171633d3ee3f7a39b57e5c845fb2b79f2 git
  • affected c4d0bfb45068d853a478b9067a95969b1886a30f to before aec0a9c1579eb9edf534960be592d09481bd7ac3 git
  • affected c4d0bfb45068d853a478b9067a95969b1886a30f to before e472ae0d97865e2021ee668a13eab64013aebf23 git
  • affected c4d0bfb45068d853a478b9067a95969b1886a30f to before ca086264e98108b44fdf53971033811a48defe2b git
  • affected c4d0bfb45068d853a478b9067a95969b1886a30f to before ea383b3ea56979ce54c8aa88e6ec67164986c401 git
  • affected c4d0bfb45068d853a478b9067a95969b1886a30f to before 5403a383f52fc0905703b488f7c3db4b2447dc58 git
Other versions: unaffected
Linux Linux
  • affected 5.10
  • unaffected before 5.10 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 7.2.7 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-98063
CNA
Linux
Tags
Published
25 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

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

  • CISA KEV Not listed.
  • EPSS 0.0018, the 7th percentile, on 11 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 25 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.