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CVE record · CVE-2026-99018

riscv: entry: gate shadow call stack reload on sstatus.SPP, not tp

CVSS 7.8 HighEPSS 0.0018 · 7th 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 d1584d791a297aa8ed93503382a682a6ecfc4218 to before 6639735367a7d491977e9e5e7afc50b489d81d83 git
  • affected d1584d791a297aa8ed93503382a682a6ecfc4218 to before 7d1367a53137e379498eb8791295e58854378636 git
  • affected d1584d791a297aa8ed93503382a682a6ecfc4218 to before 37b4401ee6fa06046446d55e97e8d11784080843 git
  • affected d1584d791a297aa8ed93503382a682a6ecfc4218 to before 4d0697f192975dab5985e921989be1d85cf580e9 git
Other versions: unaffected
Linux Linux
  • affected 6.7
  • unaffected before 6.7 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-2026-99018
CNA
Linux
Tags
Published
23 Oct 2026
Updated
24 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

ScoreRatingCVSSVectorSource
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CNA (Linux)
  • 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.