SUSE Security Update: Security update for snakeyaml
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Announcement ID:    SUSE-SU-2021:1979-1
Rating:             important
References:         #1159488 #1186088 
Cross-References:   CVE-2017-18640
CVSS scores:
                    CVE-2017-18640 (NVD) : 7.5
 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2017-18640 (SUSE): 7.5
 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Module for SUSE Manager Server 4.1
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   An update that solves one vulnerability and has one errata
   is now available.

Description:

   This update for snakeyaml fixes the following issues:

   - Upgrade to 1.28
   - CVE-2017-18640: The Alias feature allows entity expansion during a load
     operation (bsc#1159488, bsc#1186088)


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 Module for SUSE Manager Server 4.1:

      zypper in -t patch SUSE-SLE-Module-SUSE-Manager-Server-4.1-2021-1979=1



Package List:

   - SUSE Linux Enterprise Module for SUSE Manager Server 4.1 (noarch):

      snakeyaml-1.28-12.3.1


References:

   https://www.suse.com/security/cve/CVE-2017-18640.html
   https://bugzilla.suse.com/1159488
   https://bugzilla.suse.com/1186088