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cvelistMitreCVELIST:CVE-2019-19813
HistoryDec 17, 2019 - 5:43 a.m.

CVE-2019-19813

2019-12-1705:43:52
mitre
www.cve.org
2

5.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

31.8%

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in __mutex_lock in kernel/locking/mutex.c. This is related to mutex_can_spin_on_owner in kernel/locking/mutex.c, __btrfs_qgroup_free_meta in fs/btrfs/qgroup.c, and btrfs_insert_delayed_items in fs/btrfs/delayed-inode.c.

5.9 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

31.8%