SUSE Security Update: Security update for glibc
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:2480-1
Rating:             moderate
References:         #1027496 #1131330 #1187911 
Cross-References:   CVE-2016-10228 CVE-2021-35942
CVSS scores:
                    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-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-2021-35942 (SUSE): 5.1
 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP5
                    SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________

   An update that solves two vulnerabilities and has one
   errata is now available.

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 Security 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 Server 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 Server 12-SP5 (aarch64 ppc64le s390x x86_64):

      glibc-2.22-114.12.1
      glibc-debuginfo-2.22-114.12.1
      glibc-debugsource-2.22-114.12.1
      glibc-devel-2.22-114.12.1
      glibc-devel-debuginfo-2.22-114.12.1
      glibc-locale-2.22-114.12.1
      glibc-locale-debuginfo-2.22-114.12.1
      glibc-profile-2.22-114.12.1
      nscd-2.22-114.12.1
      nscd-debuginfo-2.22-114.12.1

   - SUSE Linux Enterprise Server 12-SP5 (s390x x86_64):

      glibc-32bit-2.22-114.12.1
      glibc-debuginfo-32bit-2.22-114.12.1
      glibc-devel-32bit-2.22-114.12.1
      glibc-devel-debuginfo-32bit-2.22-114.12.1
      glibc-locale-32bit-2.22-114.12.1
      glibc-locale-debuginfo-32bit-2.22-114.12.1
      glibc-profile-32bit-2.22-114.12.1

   - SUSE Linux Enterprise Server 12-SP5 (noarch):

      glibc-html-2.22-114.12.1
      glibc-i18ndata-2.22-114.12.1
      glibc-info-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/1027496
   https://bugzilla.suse.com/1131330
   https://bugzilla.suse.com/1187911