CVE-2019-19318

In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsemdownwriteslowpath use-after-free because in rwsemcanspinonowner in kernel/locking/rwsem.c rwsemownerflags returns an already freed pointer,...

CVE-2019-19318

In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsemdownwriteslowpath use-after-free because in rwsemcanspinonowner in kernel/locking/rwsem.c rwsemownerflags returns an already freed pointer,...

Design/Logic Flaw

In the Linux kernel 5.3.11, mounting a crafted btrfs image twice can cause an rwsemdownwriteslowpath use-after-free because in rwsemcanspinonowner in kernel/locking/rwsem.c rwsemownerflags returns an already freed pointer,...

CVE-2019-19318

The CVE-2019-19318 issue affects Linux kernel 5.3.11. Root cause: mounting a crafted btrfs image twice can trigger a use-after-free in rwsem_down_write_slowpath because rwsem_can_spin_on_owner’s rwsem_owner_flags returns an already freed pointer. Documented impact per sources indicates an availab...