Security update for glibc

Announcement ID: SUSE-SU-2020:0668-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2020-10029 ( SUSE ): 2.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  • CVE-2020-10029 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • Basesystem Module 15-SP1
  • Development Tools Module 15-SP1
  • SUSE Linux Enterprise Desktop 15 SP1
  • SUSE Linux Enterprise High Performance Computing 15 SP1
  • SUSE Linux Enterprise Real Time 15 SP1
  • SUSE Linux Enterprise Server 15 SP1
  • SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP1
  • SUSE Manager Proxy 4.0
  • SUSE Manager Retail Branch Server 4.0
  • SUSE Manager Server 4.0

An update that solves one vulnerability and has two security fixes can now be installed.

Description:

This update for glibc fixes the following issues:

  • CVE-2020-10029: Fixed a potential overflow in on-stack buffer during range reduction (bsc#1165784).
  • Fixed an issue where pthread were not always locked correctly (bsc#1164505).
  • Document mprotect and introduce section on memory protection (bsc#1163184).

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • Basesystem Module 15-SP1
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-668=1
  • Development Tools Module 15-SP1
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP1-2020-668=1

Package List:

  • Basesystem Module 15-SP1 (aarch64 ppc64le s390x x86_64)
    • glibc-extra-debuginfo-2.26-13.39.1
    • glibc-devel-2.26-13.39.1
    • glibc-profile-2.26-13.39.1
    • glibc-extra-2.26-13.39.1
    • glibc-2.26-13.39.1
    • glibc-debuginfo-2.26-13.39.1
    • glibc-locale-2.26-13.39.1
    • glibc-locale-base-2.26-13.39.1
    • nscd-2.26-13.39.1
    • glibc-devel-debuginfo-2.26-13.39.1
    • glibc-locale-base-debuginfo-2.26-13.39.1
    • nscd-debuginfo-2.26-13.39.1
    • glibc-debugsource-2.26-13.39.1
  • Basesystem Module 15-SP1 (noarch)
    • glibc-i18ndata-2.26-13.39.1
    • glibc-info-2.26-13.39.1
  • Basesystem Module 15-SP1 (x86_64)
    • glibc-32bit-debuginfo-2.26-13.39.1
    • glibc-locale-base-32bit-2.26-13.39.1
    • glibc-32bit-2.26-13.39.1
    • glibc-locale-base-32bit-debuginfo-2.26-13.39.1
  • Development Tools Module 15-SP1 (aarch64 ppc64le s390x x86_64)
    • glibc-devel-static-2.26-13.39.1
    • glibc-utils-src-debugsource-2.26-13.39.1
    • glibc-utils-debuginfo-2.26-13.39.1
    • glibc-debuginfo-2.26-13.39.1
    • glibc-utils-2.26-13.39.1
    • glibc-debugsource-2.26-13.39.1
  • Development Tools Module 15-SP1 (nosrc)
    • glibc-utils-src-2.26-13.39.1
  • Development Tools Module 15-SP1 (x86_64)
    • glibc-devel-32bit-2.26-13.39.1
    • glibc-32bit-debuginfo-2.26-13.39.1
    • glibc-devel-32bit-debuginfo-2.26-13.39.1

References: