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CVE-2026-53062: dm cache policy smq: fix missing locks in invalidating cache blocks

criticalCVSS 9.8CVE-2026-53062

CSIRTS triage

vendor: dm cache policy smqproduct: dm cache policy smqOther
What
This vulnerability involves missing locks in invalidating cache blocks.
Who is affected
Deployments using dm cache policy smq are affected.
Urgency
Remediation is critical urgency due to the critical severity rating.
Action
Implement the latest updates for dm cache policy smq.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
critical — CVSS 9.8
Published
2026-06-09
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-53062

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-53062coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for dm cache policy smq

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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