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CVE record · CVE-2026-53277

KVM: arm64: Take the SRCU lock for page table walks in fault injection and AT emulation

CVSS 8.8 HighEPSS 0.0011 · 1st percentile

Published by the CVE Program (CNA: Linux) at 25 Jun 2026, 08:40 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 be04cebf3e78874627dc1042991d5d504464a5cc to before 0648b375aa951cc15d9e90f9ac4de71e0b51fa45 git
  • affected be04cebf3e78874627dc1042991d5d504464a5cc to before 97706097f9b851cfe55c3b00b083dfc2bcf542bc git
  • affected be04cebf3e78874627dc1042991d5d504464a5cc to before ec42b4ed1b072ea2d03f086061aa67bad6d8de39 git
  • affected be04cebf3e78874627dc1042991d5d504464a5cc to before f2ca45b50d4216c9cc7ffabf50d9ad1932209251 git
Other versions: unaffected
Linux Linux
  • affected 6.12
  • unaffected before 6.12 semver
  • unaffected 6.12.114 to 6.12.*, inclusive semver
  • unaffected 6.18.36 to 6.18.*, inclusive semver
  • unaffected 7.0.13 to 7.0.*, inclusive semver
  • unaffected 7.1 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-53277
CNA
Linux
Weakness (CWE)
CWE-820
Tags
Published
25 Jun 2026
Updated
21 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
8.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H CNA (Linux)Used for this record
7.0 High 3.1 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H ADP (redhat-SADP)
  • CISA KEV Not listed.
  • EPSS 0.0011, the 1st percentile, on 5 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 Jun 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.