CVE intelligence

CVE-2026-80820

Vulnerability intelligence

Published Sep 4, 2026Sources checked Sep 12, 2026

N/ACVSS not listedScore unavailable

What this means

Review the available evidence

CVE-2026-80820. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

CISA KEVNot listedBased on the latest collected catalog

EPSS0.2%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2026-80820?

In the Linux kernel, the following vulnerability has been resolved: xfs: don't livelock in scrub on a circular unlinked list LOLLM points out that online fsck can livelock if an unlinked inode list contains a loop. Use a bitmap to detect cycles.