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f5F5F5:K43700555
HistorySep 24, 2021 - 12:00 a.m.

K43700555 : GNU C Library (glibc) vulnerability CVE-2021-33574

2021-09-2400:00:00
my.f5.com
60

8.7 High

AI Score

Confidence

High

0.014 Low

EPSS

Percentile

86.4%

Security Advisory Description

The mq_notify function in the GNU C Library (aka glibc) versions 2.32 and 2.33 has a use-after-free. It may use the notification thread attributes object (passed through its struct sigevent parameter) after it has been freed by the caller, leading to a denial of service (application crash) or possibly unspecified other impact. (CVE-2021-33574)

Impact

BIG-IP, BIG-IQ, F5OS

There is no impact; these F5 products are not affected by this vulnerability.

Traffix SDC

This vulnerability can lead to a denial of service (application crash) or possibly other unspecified impact.