CVE-2026-53122

mediumCVSS 5.5covered by 1 sourcefirst seen 2026-06-09

CSIRTS triage

What: A deadlock issue occurs between reflink and transaction commit when using flushoncommit.
Who is affected: Deployments using btrfs are affected.
Urgency: Remediation is medium priority due to the medium severity of the issue.
Action: Apply the fix for CVE-2026-53122.

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

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Low exploitation risk0.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.

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