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cvelistMitreCVELIST:CVE-2019-19448
HistoryDec 08, 2019 - 1:01 a.m.

CVE-2019-19448

2019-12-0801:01:04
mitre
www.cve.org
2

7.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.3%

In the Linux kernel 5.0.21 and 5.3.11, mounting a crafted btrfs filesystem image, performing some operations, and then making a syncfs system call can lead to a use-after-free in try_merge_free_space in fs/btrfs/free-space-cache.c because the pointer to a left data structure can be the same as the pointer to a right data structure.