Security update for glibc

Announcement ID:	SUSE-SU-2021:2480-1
Rating:	moderate
References:	bsc#1027496 bsc#1131330 bsc#1187911
Cross-References:	CVE-2016-10228 CVE-2021-35942
CVSS scores:	CVE-2016-10228 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L CVE-2016-10228 ( NVD ): 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-35942 ( SUSE ): 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2021-35942 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Affected Products:	SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE Linux Enterprise Software Development Kit 12 SP5

An update that solves two vulnerabilities and has one security fix can now be installed.

Description:

This update for glibc fixes the following issues:

Security issues fixed:

• CVE-2021-35942: wordexp: Fixed handle overflow in positional parameter number (bsc#1187911)
• CVE-2016-10228: Rewrite iconv option parsing (bsc#1027496)

Other fixes:

• Fixed race in pthread_mutex_lock while promoting to PTHREAD_MUTEX_ELISION_NP (bsc#1131330)

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:

• SUSE Linux Enterprise Software Development Kit 12 SP5
  zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-2480=1
• SUSE Linux Enterprise High Performance Computing 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-2480=1
• SUSE Linux Enterprise Server 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-2480=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-2480=1

Package List:

• SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x x86_64)
  • glibc-debuginfo-2.22-114.12.1
  • glibc-debugsource-2.22-114.12.1
  • glibc-devel-static-2.22-114.12.1
• SUSE Linux Enterprise Software Development Kit 12 SP5 (noarch)
  • glibc-info-2.22-114.12.1
• SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
  • glibc-devel-2.22-114.12.1
  • glibc-locale-debuginfo-2.22-114.12.1
  • nscd-2.22-114.12.1
  • nscd-debuginfo-2.22-114.12.1
  • glibc-devel-debuginfo-2.22-114.12.1
  • glibc-debugsource-2.22-114.12.1
  • glibc-2.22-114.12.1
  • glibc-locale-2.22-114.12.1
  • glibc-debuginfo-2.22-114.12.1
  • glibc-profile-2.22-114.12.1
• SUSE Linux Enterprise High Performance Computing 12 SP5 (noarch)
  • glibc-html-2.22-114.12.1
  • glibc-info-2.22-114.12.1
  • glibc-i18ndata-2.22-114.12.1
• SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64)
  • glibc-locale-debuginfo-32bit-2.22-114.12.1
  • glibc-debuginfo-32bit-2.22-114.12.1
  • glibc-32bit-2.22-114.12.1
  • glibc-locale-32bit-2.22-114.12.1
  • glibc-profile-32bit-2.22-114.12.1
  • glibc-devel-32bit-2.22-114.12.1
  • glibc-devel-debuginfo-32bit-2.22-114.12.1
• SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
  • glibc-devel-2.22-114.12.1
  • glibc-locale-debuginfo-2.22-114.12.1
  • nscd-2.22-114.12.1
  • nscd-debuginfo-2.22-114.12.1
  • glibc-devel-debuginfo-2.22-114.12.1
  • glibc-debugsource-2.22-114.12.1
  • glibc-2.22-114.12.1
  • glibc-locale-2.22-114.12.1
  • glibc-debuginfo-2.22-114.12.1
  • glibc-profile-2.22-114.12.1
• SUSE Linux Enterprise Server 12 SP5 (noarch)
  • glibc-html-2.22-114.12.1
  • glibc-info-2.22-114.12.1
  • glibc-i18ndata-2.22-114.12.1
• SUSE Linux Enterprise Server 12 SP5 (s390x x86_64)
  • glibc-locale-debuginfo-32bit-2.22-114.12.1
  • glibc-debuginfo-32bit-2.22-114.12.1
  • glibc-32bit-2.22-114.12.1
  • glibc-locale-32bit-2.22-114.12.1
  • glibc-profile-32bit-2.22-114.12.1
  • glibc-devel-32bit-2.22-114.12.1
  • glibc-devel-debuginfo-32bit-2.22-114.12.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
  • glibc-devel-2.22-114.12.1
  • glibc-locale-debuginfo-2.22-114.12.1
  • nscd-2.22-114.12.1
  • nscd-debuginfo-2.22-114.12.1
  • glibc-devel-debuginfo-2.22-114.12.1
  • glibc-debugsource-2.22-114.12.1
  • glibc-2.22-114.12.1
  • glibc-locale-2.22-114.12.1
  • glibc-debuginfo-2.22-114.12.1
  • glibc-profile-2.22-114.12.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (noarch)
  • glibc-html-2.22-114.12.1
  • glibc-info-2.22-114.12.1
  • glibc-i18ndata-2.22-114.12.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
  • glibc-locale-debuginfo-32bit-2.22-114.12.1
  • glibc-debuginfo-32bit-2.22-114.12.1
  • glibc-32bit-2.22-114.12.1
  • glibc-locale-32bit-2.22-114.12.1
  • glibc-profile-32bit-2.22-114.12.1
  • glibc-devel-32bit-2.22-114.12.1
  • glibc-devel-debuginfo-32bit-2.22-114.12.1

References:

• https://www.suse.com/security/cve/CVE-2016-10228.html
• https://www.suse.com/security/cve/CVE-2021-35942.html
• https://bugzilla.suse.com/show_bug.cgi?id=1027496
• https://bugzilla.suse.com/show_bug.cgi?id=1131330
• https://bugzilla.suse.com/show_bug.cgi?id=1187911