6.2 Medium
AI Score
Confidence
Low
0.001 Low
EPSS
Percentile
22.7%
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,
lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
github.com/bobfuzzer/CVE/tree/master/CVE-2019-19318
lists.debian.org/debian-lts-announce/2021/03/msg00010.html
security.netapp.com/advisory/ntap-20200103-0001/
usn.ubuntu.com/4414-1/