VYPR
High severity7.5NVD Advisory· Published Aug 12, 2021· Updated Jun 17, 2026

CVE-2021-38604

CVE-2021-38604

Description

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.

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Affected products

13

Patches

Vulnerability mechanics

References

8

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