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CVE record · CVE-2026-90195

riscv, bpf: Fix missing sign-ext for signed 1-byte and 2-byte kfunc args

No CVSS scoreEPSS 0.0021 · 11th percentile

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:07 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 443574b033876c85a35de4c65c14f7fe092222b2 to before 555fc6f1caf00ce7005e732b688da26c0dc3c5c5 git
  • affected 443574b033876c85a35de4c65c14f7fe092222b2 to before 801ae90f8ce099187e6224cec7d72d07a4df0324 git
  • affected 443574b033876c85a35de4c65c14f7fe092222b2 to before 71dbd143be598954ae103feadd12692aeb0f2f88 git
  • affected 443574b033876c85a35de4c65c14f7fe092222b2 to before f2aaa621591093cfe8224a25ef2f04a3b1e304b0 git
Other versions: unaffected
Linux Linux
  • affected 6.9
  • unaffected before 6.9 semver
  • unaffected 6.12.110 to 6.12.*, inclusive semver
  • unaffected 6.18.52 to 6.18.*, inclusive semver
  • unaffected 7.2.6 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-90195
CNA
Linux
Tags
Published
17 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 0.0021, the 11th percentile, on 13 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 17 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.