RHSA-2021:2998MediumCVSS 7.5

Red Hat Security Advisory: glibc security update

Published
August 3, 2021
Last Modified
October 14, 2026

🔗 CVE IDs covered (2)

CVE-2020-10029 →CVE-2020-29573 →

📋 Description

CVE-2020-10029 — glibc: stack corruption from crafted input in cosl, sinl, sincosl, and tanl functions CVE-2020-29573 — glibc: stack-based buffer overflow if the input to any of the printf family of functions is an 80-bit long double with a non-canonical bit pattern

🎯 Affected products89

  • Red Hat Enterprise Linux ComputeNode EUS (v. 7.7)
  • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7)
  • Red Hat Enterprise Linux Server EUS (v. 7.7)
  • Red Hat Enterprise Linux Server Optional EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.i686 as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.i686 as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.ppc as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.ppc64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.ppc64le as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.s390 as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.s390x as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.src as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.src as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.7)
  • glibc-0:2.17-292.el7_7.2.x86_64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-common-0:2.17-292.el7_7.2.ppc64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-common-0:2.17-292.el7_7.2.ppc64le as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-common-0:2.17-292.el7_7.2.s390x as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-common-0:2.17-292.el7_7.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.7)
  • glibc-common-0:2.17-292.el7_7.2.x86_64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.i686 as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.i686 as a component of Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.i686 as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.i686 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.ppc as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.ppc as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.ppc64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.ppc64 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.ppc64le as a component of Red Hat Enterprise Linux Server EUS (v. 7.7)
  • glibc-debuginfo-0:2.17-292.el7_7.2.ppc64le as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.7)
  • +59 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 For the update to take effect, all services linked to the glibc library must be restarted, or the system rebooted.

🔗 References (5)