Linux kernel Btrfs Heap Buffer Overflow DoS

The vulnerability of the btrfsfinishextentcommit function in the fs/btrfs/extent-tree.c file of the btrfs file system in the Linux operating system is related to synchronization errors. Exploiting this vulnerability could allow an attacker to cause a service failure...

UBUNTU-CVE-2021-4149

A vulnerability was found in btrfsalloctreeb in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denial of service DOS due to a deadlock problem...