Btrfs File System Heap Buffer Overflow DoS

The vulnerability of the writeoneeb function in the fs/btrfs/extentio.c file of the Btrfs file system in the Linux kernel is related to incomplete cleanup of temporary or auxiliary resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2025-40303 btrfs: ensure no dirty metadata is written back for an fs with errors

In the Linux kernel, the following vulnerability has been resolved: btrfs: ensure no dirty metadata is written back for an fs with errors BUG During development of a minor feature make sure all btrfsbio::endio is called in task context, I noticed a crash in generic/388, where metadata writes...

CVE-2025-40303 btrfs: ensure no dirty metadata is written back for an fs with errors

In the Linux kernel, the following vulnerability has been resolved: btrfs: ensure no dirty metadata is written back for an fs with errors BUG During development of a minor feature make sure all btrfsbio::endio is called in task context, I noticed a crash in generic/388, where metadata writes...

PT-2025-49435

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the btrfs file system related to handling dirty metadata when the file system encounters errors. Specifically, if btrfs experiences an error, the...