CVE record · CVE-2026-98546

arm64/boot: Disable trapping of PMZR_EL0 writes to EL2

No CVSS scoreEPSS 0.0020 · 9th percentile

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:18 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
Vendor	Product	Versions
Linux	Linux	affected 686d8f7b592f3466f44aea653c8147611b351c83 to before bb8c90c86441c090e9036f019cf1b4d7894a2c40 git affected 858c7bfcb35e1100b58bb63c9f562d86e09418d9 to before 071f51188a5d8ec10535541255587976d12fc7d8 git affected 858c7bfcb35e1100b58bb63c9f562d86e09418d9 to before ce71865bf43f88bed9d9218e9218e537150be506 git affected 858c7bfcb35e1100b58bb63c9f562d86e09418d9 to before 2bc6b218717b9d08f466f88209251d54bc09b207 git affected 882f78400322c0aec4b641a7168adad9a66bc0c2 git affected 6.12.25 to before 6.12.112 semver affected 6.14.4 to before 6.15 semver Other versions: unaffected
Linux	Linux	affected 6.15 unaffected before 6.15 semver unaffected 6.12.112 to 6.12., inclusive semver unaffected 6.18.55 to 6.18., inclusive semver unaffected 7.2.9 to 7.2., inclusive semver unaffected 7.3 to , inclusive original_commit_for_fix Other versions: affected

Identifiers: CVE-2026-98546
CNA: Linux
Tags: Linux kernel
Published: 18 Oct 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 0.0020, the 9th 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 18 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.