CVE-2025-21879 | Linux Kernel up to 6.13.5 btrfs_scan_root use after free (EUVD-2025-8487 / WID-SEC-2025-0649)
A vulnerability categorized as critical has been discovered in Linux Kernel up to 6.13.5. Affected is the function btrfs_scan_root. Such manipulation leads to use after free.
This vulnerability is uniquely identified as CVE-2025-21879. Local access is required to approach this attack. No exploit exists.
It is advisable to upgrade the affected component.