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CVE-2026-46314: drm/v3d: Reject empty multisync extension to prevent infinite loop

mediumCVSS 5.5CVE-2026-46314

CSIRTS triage

Other
What
The vulnerability involves an infinite loop caused by rejecting empty multisync extensions.
Who is affected
Deployments using the affected drm/v3d component.
Urgency
Remediation is medium urgency due to the potential for denial of service.
Action
Apply the relevant patches to prevent the infinite loop.

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

Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
medium — CVSS 5.5
Published
2026-06-09
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-46314

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-2026-46314coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

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