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prionPRIOn knowledge basePRION:CVE-2019-19318
HistoryNov 28, 2019 - 12:15 a.m.

Design/Logic Flaw

2019-11-2800:15:00
PRIOn knowledge base
www.prio-n.com
8

4.5 Medium

AI Score

Confidence

High

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,

4.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

22.7%