RHSA-2021:0348MediumCVSS 7.5

Red Hat Security Advisory: glibc security and bug fix update

Published
February 2, 2021
Last Modified
October 14, 2026

🔗 CVE IDs covered (3)

CVE-2019-25013 →CVE-2020-10029 →CVE-2020-29573 →

📋 Description

CVE-2019-25013 — glibc: buffer over-read in iconv when processing invalid multi-byte input sequences in the EUC-KR encoding 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 products117

  • Red Hat Enterprise Linux Client (v. 7)
  • Red Hat Enterprise Linux Client Optional (v. 7)
  • Red Hat Enterprise Linux ComputeNode Optional (v. 7)
  • Red Hat Enterprise Linux Server (v. 7)
  • Red Hat Enterprise Linux Server Optional (v. 7)
  • Red Hat Enterprise Linux Workstation (v. 7)
  • Red Hat Enterprise Linux Workstation Optional (v. 7)
  • glibc-0:2.17-322.el7_9.i686 as a component of Red Hat Enterprise Linux Client (v. 7)
  • glibc-0:2.17-322.el7_9.i686 as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-0:2.17-322.el7_9.i686 as a component of Red Hat Enterprise Linux Workstation (v. 7)
  • glibc-0:2.17-322.el7_9.ppc as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-0:2.17-322.el7_9.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-0:2.17-322.el7_9.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-0:2.17-322.el7_9.s390 as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-0:2.17-322.el7_9.s390x as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-0:2.17-322.el7_9.src as a component of Red Hat Enterprise Linux Client (v. 7)
  • glibc-0:2.17-322.el7_9.src as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-0:2.17-322.el7_9.src as a component of Red Hat Enterprise Linux Workstation (v. 7)
  • glibc-0:2.17-322.el7_9.x86_64 as a component of Red Hat Enterprise Linux Client (v. 7)
  • glibc-0:2.17-322.el7_9.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-0:2.17-322.el7_9.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)
  • glibc-common-0:2.17-322.el7_9.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-common-0:2.17-322.el7_9.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-common-0:2.17-322.el7_9.s390x as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-common-0:2.17-322.el7_9.x86_64 as a component of Red Hat Enterprise Linux Client (v. 7)
  • glibc-common-0:2.17-322.el7_9.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)
  • glibc-common-0:2.17-322.el7_9.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)
  • glibc-debuginfo-0:2.17-322.el7_9.i686 as a component of Red Hat Enterprise Linux Client (v. 7)
  • glibc-debuginfo-0:2.17-322.el7_9.i686 as a component of Red Hat Enterprise Linux Client Optional (v. 7)
  • glibc-debuginfo-0:2.17-322.el7_9.i686 as a component of Red Hat Enterprise Linux ComputeNode Optional (v. 7)
  • +87 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 (6)