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prionPRIOn knowledge basePRION:CVE-2021-38604
HistoryAug 12, 2021 - 4:15 p.m.

Null pointer dereference

2021-08-1216:15:00
PRIOn knowledge base
www.prio-n.com
5

8.2 High

AI Score

Confidence

High

0.017 Low

EPSS

Percentile

87.8%

In librt in the GNU C Library (aka glibc) through 2.34, sysdeps/unix/sysv/linux/mq_notify.c mishandles certain NOTIFY_REMOVED data, leading to a NULL pointer dereference. NOTE: this vulnerability was introduced as a side effect of the CVE-2021-33574 fix.