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LIN1021-1207 : Security Advisory - glibc - CVE-2021-38604

Created: Aug 12, 2021    Updated: Sep 25, 2021
Resolved Date: Sep 2, 2021
Found In Version: 10.21.20.1
Fix Version: 10.21.20.5
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Userspace

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.

CREATE(Triage):(User=admin) [CVE-2021-38604|https://nvd.nist.gov/vuln/detail/CVE-2021-38604]

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