CVE-2026-80533

A flaw was found in the Linux kernel's XFS filesystem. This vulnerability occurs during the Allocation Group Information AGI repair process, specifically in the xrepiunlinkwalkondiskbucket function. If the buffer verifier fails, a null pointer dereference can occur when attempting to rebuild...

CVE-2026-80533

CVE-2026-80533 is a Linux kernel bug in the XFS filesystem's AGI repair path. The function xrep_iunlink_walk_ondisk_bucket walks ragi->sc->sa.agi_bp to rebuild unlinked inode lists, but agi_bp can be null if the buffer verifier fails, causing an out-of-bounds walk. The fix substitutes ragi-...

Linux Distros Unpatched Vulnerability : CVE-2026-80533

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfs: don't walk off the end of a null sc-sa.agibp in AGI repair LOLLM noticed a longstanding bug where xrepiunlinkwalkondiskbucket tries to walk ragi-sc-sa.agib...