Wind River Support Network

Meet the Support Network

Home CVE Database CVE-2021-33574

CVE-2021-33574

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.

Priority: HIGH
CVSS v3: 9.8
Component: glibc
Publish Date: May 25, 2021
Related ID: --
CVSS v2: CRITICAL
Modified Date: May 26, 2021

Find out more about CVE-2021-33574 from the MITRE-CVE dictionary and NIST NVD


Products Affected

Login may be required to access defects or downloads.

Product Name Status Defect Fixed Downloads
Linux
Wind River Linux LTS 17 Fixed LIN10-8665
10.17.41.25 --
Wind River Linux 8 Requires LTSS -- -- --
Wind River Linux 9 Requires LTSS -- -- --
Wind River Linux 7 Requires LTSS -- -- --
Wind River Linux LTS 21 Fixed LIN1021-357
10.21.20.5 --
Wind River Linux LTS 22 Not Vulnerable -- -- --
Wind River Linux LTS 18 Fixed LIN1018-7716
10.18.44.24 --
Wind River Linux LTS 19 Fixed LIN1019-6597
10.19.45.20 --
Wind River Linux CD release Fixed LINCD-5557
10.21.33.0 --
Wind River Linux 6 Not Vulnerable -- -- --
Wind River Linux LTS 23 Not Vulnerable -- -- --
VxWorks
VxWorks 7 Not Vulnerable -- -- --
VxWorks 6.9 Not Vulnerable -- -- --
Helix Virtualization Platform Cert Edition
Helix Virtualization Platform Cert Edition Not Vulnerable -- -- --

Related Products

Product Name Status Defect Fixed Downloads

Notes
Requires LTSS - customers must have active LTSS (Long Term Security Shield) Support to receive up-to-date information about vulnerabilities that may affect legacy software. Please contact your Wind River account team or see https://docs.windriver.com/bundle/Support_and_Maintenance_Supplemental_Terms_and_Conditions and https://support2.windriver.com/index.php?page=plc for more information.
Live chat
Online