Security update for bind

SUSE Security Update: Security update for bind
Announcement ID: SUSE-SU-2020:14400-1
Rating: important
References: #1033843 #1092283 #1109160 #1171740 #1172220 #1172680
Cross-References:CVE-2018-5741 CVE-2020-8616 CVE-2020-8617
Affected Products:
  • SUSE Linux Enterprise Server 11-SP4-LTSS
  • SUSE Linux Enterprise Point of Sale 11-SP3
  • SUSE Linux Enterprise Debuginfo 11-SP4
  • SUSE Linux Enterprise Debuginfo 11-SP3

An update that solves three vulnerabilities and has three fixes is now available.

Description:

This update for bind fixes the following issues:

  • CVE-2020-8616: Fixed the insufficient limit on the number of fetches performed when processing referrals (bsc#1171740).
  • CVE-2020-8617: Fixed a logic error in code which checks TSIG validity (bsc#1171740).
  • CVE-2018-5741: Fixed the documentation (bsc#1109160).
  • Removed rndc.key generation from bind.spec file (bsc#1092283, bsc#1033843) bind should create the key on first boot or if it went missing.

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 Server 11-SP4-LTSS:
    zypper in -t patch slessp4-bind-14400=1
  • SUSE Linux Enterprise Point of Sale 11-SP3:
    zypper in -t patch sleposp3-bind-14400=1
  • SUSE Linux Enterprise Debuginfo 11-SP4:
    zypper in -t patch dbgsp4-bind-14400=1
  • SUSE Linux Enterprise Debuginfo 11-SP3:
    zypper in -t patch dbgsp3-bind-14400=1

Package List:

  • SUSE Linux Enterprise Server 11-SP4-LTSS (i586 ppc64 s390x x86_64):
    • bind-9.9.6P1-0.51.20.1
    • bind-chrootenv-9.9.6P1-0.51.20.1
    • bind-doc-9.9.6P1-0.51.20.1
    • bind-libs-9.9.6P1-0.51.20.1
    • bind-utils-9.9.6P1-0.51.20.1
  • SUSE Linux Enterprise Server 11-SP4-LTSS (ppc64 s390x x86_64):
    • bind-libs-32bit-9.9.6P1-0.51.20.1
  • SUSE Linux Enterprise Point of Sale 11-SP3 (i586):
    • bind-9.9.6P1-0.51.20.1
    • bind-chrootenv-9.9.6P1-0.51.20.1
    • bind-devel-9.9.6P1-0.51.20.1
    • bind-doc-9.9.6P1-0.51.20.1
    • bind-libs-9.9.6P1-0.51.20.1
    • bind-utils-9.9.6P1-0.51.20.1
  • SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ppc64 s390x x86_64):
    • bind-debuginfo-9.9.6P1-0.51.20.1
    • bind-debugsource-9.9.6P1-0.51.20.1
  • SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):
    • bind-debuginfo-9.9.6P1-0.51.20.1
    • bind-debugsource-9.9.6P1-0.51.20.1

References: