CVE-2021-33574
Severity CVSS v4.0:
Pending analysis
Type:
CWE-416
Use After Free
Publication date:
25/05/2021
Last modified:
07/11/2023
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.
Impact
Base Score 3.x
9.80
Severity 3.x
CRITICAL
Base Score 2.0
7.50
Severity 2.0
HIGH
Vulnerable products and versions
CPE | From | Up to |
---|---|---|
cpe:2.3:a:gnu:glibc:2.32:*:*:*:*:*:*:* | ||
cpe:2.3:a:gnu:glibc:2.33:*:*:*:*:*:*:* | ||
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | ||
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | ||
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:* | ||
cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:* | 11.0 (including) | 11.70.1 (including) |
cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:* | ||
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* | ||
cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* | ||
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* | ||
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* | ||
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* | ||
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* | ||
cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* | ||
cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KJYYIMDDYOHTP2PORLABTOHYQYYREZDD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RBUUWUGXVILQXVWEOU7N42ICHPJNAEUP/
- https://security.gentoo.org/glsa/202107-07
- https://security.netapp.com/advisory/ntap-20210629-0005/
- https://sourceware.org/bugzilla/show_bug.cgi?id=27896
- https://sourceware.org/bugzilla/show_bug.cgi?id=27896#c1