SUSE Security Update: Security update for squid
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Announcement ID:    SUSE-SU-2020:1769-1
Rating:             important
References:         #1173304 
Cross-References:   CVE-2020-14059
Affected Products:
                    SUSE Linux Enterprise Server for SAP 15
                    SUSE Linux Enterprise Server 15-LTSS
                    SUSE Linux Enterprise Module for Server Applications 15-SP2
                    SUSE Linux Enterprise Module for Server Applications 15-SP1
                    SUSE Linux Enterprise High Performance Computing 15-LTSS
                    SUSE Linux Enterprise High Performance Computing 15-ESPOS
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   An update that fixes one vulnerability is now available.

Description:

   This update for squid fixes the following issues:

   squid was updated to version 4.12

   Security issue fixed:

   - CVE-2020-14059: Fixed an issue where a client could potentially deny the
     service of a server during TLS Handshake (bsc#1173304).

   Other issues addressed:

   - Reverted to slow search for new SMP shm pages due to a regression
   - Fixed an issue where negative responses were never cached
   - Fixed stall if transaction was overwriting a recently active cache entry


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 for SAP 15:

      zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-1769=1

   - SUSE Linux Enterprise Server 15-LTSS:

      zypper in -t patch SUSE-SLE-Product-SLES-15-2020-1769=1

   - SUSE Linux Enterprise Module for Server Applications 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2020-1769=1

   - SUSE Linux Enterprise Module for Server Applications 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP1-2020-1769=1

   - SUSE Linux Enterprise High Performance Computing 15-LTSS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-2020-1769=1

   - SUSE Linux Enterprise High Performance Computing 15-ESPOS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-2020-1769=1



Package List:

   - SUSE Linux Enterprise Server for SAP 15 (ppc64le x86_64):

      squid-4.12-5.20.1
      squid-debuginfo-4.12-5.20.1
      squid-debugsource-4.12-5.20.1

   - SUSE Linux Enterprise Server 15-LTSS (aarch64 s390x):

      squid-4.12-5.20.1
      squid-debuginfo-4.12-5.20.1
      squid-debugsource-4.12-5.20.1

   - SUSE Linux Enterprise Module for Server Applications 15-SP2 (aarch64 ppc64le s390x x86_64):

      squid-4.12-5.20.1
      squid-debuginfo-4.12-5.20.1
      squid-debugsource-4.12-5.20.1

   - SUSE Linux Enterprise Module for Server Applications 15-SP1 (aarch64 ppc64le s390x x86_64):

      squid-4.12-5.20.1
      squid-debuginfo-4.12-5.20.1
      squid-debugsource-4.12-5.20.1

   - SUSE Linux Enterprise High Performance Computing 15-LTSS (aarch64 x86_64):

      squid-4.12-5.20.1
      squid-debuginfo-4.12-5.20.1
      squid-debugsource-4.12-5.20.1

   - SUSE Linux Enterprise High Performance Computing 15-ESPOS (aarch64 x86_64):

      squid-4.12-5.20.1
      squid-debuginfo-4.12-5.20.1
      squid-debugsource-4.12-5.20.1


References:

   https://www.suse.com/security/cve/CVE-2020-14059.html
   https://bugzilla.suse.com/1173304

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