Use After Free Affecting glibc package, versions <0:2.28-164.el8
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Test your applications- Snyk ID SNYK-CENTOS8-GLIBC-2139484
- published 26 Jul 2021
- disclosed 21 May 2021
Introduced: 21 May 2021
CVE-2021-33574 Open this link in a new tabHow to fix?
Upgrade Centos:8
glibc
to version 0:2.28-164.el8 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream glibc
package and not the glibc
package as distributed by Centos:8
.
See How to fix?
for Centos:8
relevant fixed versions and status.
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.