2019-11-28 01:15:00 2019-12-04 20:12:00

In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsem_down_write_slowpath use-after-free because (in rwsem_can_spin_on_owner in kernel/locking/rwsem.c) rwsem_owner_flags returns an already freed pointer,

Vector

NETWORK

Complexity

MEDIUM

Authentication

NONE

Confidentiality

NONE

Integrity

NONE

Availability

PARTIAL