SUSE-SU-2021:14684-1: important: Security update for MozillaFirefox

sle-security-updates at sle-security-updates at
Thu Apr 1 13:16:33 UTC 2021

   SUSE Security Update: Security update for MozillaFirefox

Announcement ID:    SUSE-SU-2021:14684-1
Rating:             important
References:         #1183942 
Cross-References:   CVE-2021-23981 CVE-2021-23982 CVE-2021-23984
Affected Products:
                    SUSE Linux Enterprise Server 11-SP4-LTSS
                    SUSE Linux Enterprise Debuginfo 11-SP4

   An update that fixes four vulnerabilities is now available.


   This update for MozillaFirefox fixes the following issues:

   - Firefox was updated to 78.9.0 ESR  (MFSA 2021-11, bsc#1183942)
     * CVE-2021-23981: Texture upload into an unbound backing buffer resulted
       in an out-of-bound read
     * CVE-2021-23982: Internal network hosts could have been probed by a
       malicious webpage
     * CVE-2021-23984: Malicious extensions could have spoofed popup
     * CVE-2021-23987: Memory safety bugs

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-MozillaFirefox-14684=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-MozillaFirefox-14684=1

Package List:

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


   - SUSE Linux Enterprise Debuginfo 11-SP4 (x86_64):



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