Security update for glibc

Announcement ID: SUSE-SU-2018:2187-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2017-12132 ( NVD ): 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
  • CVE-2017-15670 ( SUSE ): 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2017-15670 ( NVD ): 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2017-15671 ( SUSE ): 4.0 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  • CVE-2017-15671 ( NVD ): 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2017-15804 ( SUSE ): 5.9 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  • CVE-2017-15804 ( NVD ): 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2018-1000001 ( NVD ): 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2018-11236 ( SUSE ): 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2018-11236 ( NVD ): 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise Server 12
  • SUSE Linux Enterprise Server 12 LTSS 12
  • SUSE Linux Enterprise Server for SAP Applications 12

An update that solves six vulnerabilities can now be installed.

Description:

This update for glibc fixes the following issues:

Security issues fixed:

  • CVE-2017-15804: Fix buffer overflow during unescaping of user names in the glob function in glob.c (bsc#1064580).
  • CVE-2017-15670: Fix buffer overflow in glob with GLOB_TILDE (bsc#1064583).
  • CVE-2017-15671: Fix memory leak in glob with GLOB_TILDE (bsc#1064569).
  • CVE-2018-11236: Fix 32bit arch integer overflow in stdlib/canonicalize.c when processing very long pathname arguments (bsc#1094161).
  • CVE-2017-12132: Reduce advertised EDNS0 buffer size to guard against fragmentation attacks (bsc#1051791).
  • CVE-2018-1000001: Avoid underflow of malloced area (bsc#1074293).

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 Server 12 LTSS 12
    zypper in -t patch SUSE-SLE-SERVER-12-2018-1484=1

Package List:

  • SUSE Linux Enterprise Server 12 LTSS 12 (ppc64le s390x x86_64)
    • glibc-devel-2.19-22.27.958
    • glibc-profile-2.19-22.27.958
    • glibc-locale-2.19-22.27.958
    • nscd-debuginfo-2.19-22.27.958
    • glibc-locale-debuginfo-2.19-22.27.958
    • glibc-debuginfo-2.19-22.27.958
    • glibc-debugsource-2.19-22.27.958
    • nscd-2.19-22.27.958
    • glibc-devel-debuginfo-2.19-22.27.958
  • SUSE Linux Enterprise Server 12 LTSS 12 (noarch)
    • glibc-info-2.19-22.27.958
    • glibc-i18ndata-2.19-22.27.958
    • glibc-html-2.19-22.27.958
  • SUSE Linux Enterprise Server 12 LTSS 12 (nosrc ppc64le s390x x86_64)
    • glibc-2.19-22.27.958
  • SUSE Linux Enterprise Server 12 LTSS 12 (s390x x86_64)
    • glibc-devel-debuginfo-32bit-2.19-22.27.958
    • glibc-debuginfo-32bit-2.19-22.27.958
    • glibc-profile-32bit-2.19-22.27.958
    • glibc-devel-32bit-2.19-22.27.958
    • glibc-locale-32bit-2.19-22.27.958
    • glibc-locale-debuginfo-32bit-2.19-22.27.958
    • glibc-32bit-2.19-22.27.958

References: