SUSE-SU-2020:14356-1: important: Security update for mailman

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for mailman
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:14356-1
Rating:             important
References:         #1167068 #1170558 
Cross-References:   CVE-2020-12137
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 one vulnerability and has one errata
   is now available.

Description:

   This update for mailman fixes the following issues:

   Security issue fixed:

   - CVE-2020-12137: Fixed a XSS vulnerability caused by MIME type confusion
     (bsc#1170558).

   Non-security issue fixed:

   - Fixed rights and ownership on /var/lib/mailman/archives (bsc#1167068).


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-mailman-14356=1

   - SUSE Linux Enterprise Point of Sale 11-SP3:

      zypper in -t patch sleposp3-mailman-14356=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-mailman-14356=1

   - SUSE Linux Enterprise Debuginfo 11-SP3:

      zypper in -t patch dbgsp3-mailman-14356=1



Package List:

   - SUSE Linux Enterprise Server 11-SP4-LTSS (i586 ppc64 s390x x86_64):

      mailman-2.1.15-9.6.20.1

   - SUSE Linux Enterprise Point of Sale 11-SP3 (i586):

      mailman-2.1.15-9.6.20.1

   - SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ppc64 s390x x86_64):

      mailman-debuginfo-2.1.15-9.6.20.1
      mailman-debugsource-2.1.15-9.6.20.1

   - SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):

      mailman-debuginfo-2.1.15-9.6.20.1
      mailman-debugsource-2.1.15-9.6.20.1


References:

   https://www.suse.com/security/cve/CVE-2020-12137.html
   https://bugzilla.suse.com/1167068
   https://bugzilla.suse.com/1170558