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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.3400
                      Security update for webkit2gtk3
                              14 October 2021

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           webkit2gtk3
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-30858 CVE-2021-21806 

Reference:         ESB-2021.3333
                   ESB-2021.3302

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2021/suse-su-20213353-1

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SUSE Security Update: Security update for webkit2gtk3

______________________________________________________________________________

Announcement ID:   SUSE-SU-2021:3353-1
Rating:            important
References:        #1188697 #1190701
Cross-References:  CVE-2021-21806 CVE-2021-30858
Affected Products:
                   SUSE Linux Enterprise Module for Desktop Applications 15-SP3
                   SUSE Linux Enterprise Module for Desktop Applications 15-SP2
                   SUSE Linux Enterprise Module for Basesystem 15-SP3
                   SUSE Linux Enterprise Module for Basesystem 15-SP2
______________________________________________________________________________

An update that fixes two vulnerabilities is now available.

Description:

This update for webkit2gtk3 fixes the following issues:

  o Update to version 2.32.4
  o CVE-2021-30858: Fixed a security bug that could allow maliciously crafted
    web content to achieve arbitrary code execution. (bsc#1190701)
  o CVE-2021-21806: Fixed an exploitable use-after-free vulnerability via
    specially crafted HTML web page. (bsc#1188697)

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:

  o SUSE Linux Enterprise Module for Desktop Applications 15-SP3:
    zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP3-2021-3353=1
  o SUSE Linux Enterprise Module for Desktop Applications 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP2-2021-3353=1
  o SUSE Linux Enterprise Module for Basesystem 15-SP3:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-3353=1
  o SUSE Linux Enterprise Module for Basesystem 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-3353=1

Package List:

  o SUSE Linux Enterprise Module for Desktop Applications 15-SP3 (aarch64
    ppc64le s390x x86_64):
       typelib-1_0-JavaScriptCore-4_0-2.32.4-12.3
       typelib-1_0-WebKit2-4_0-2.32.4-12.3
       typelib-1_0-WebKit2WebExtension-4_0-2.32.4-12.3
       webkit2gtk3-debugsource-2.32.4-12.3
       webkit2gtk3-devel-2.32.4-12.3
  o SUSE Linux Enterprise Module for Desktop Applications 15-SP2 (aarch64
    ppc64le s390x x86_64):
       typelib-1_0-JavaScriptCore-4_0-2.32.4-12.3
       typelib-1_0-WebKit2-4_0-2.32.4-12.3
       typelib-1_0-WebKit2WebExtension-4_0-2.32.4-12.3
       webkit2gtk3-debugsource-2.32.4-12.3
       webkit2gtk3-devel-2.32.4-12.3
  o SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x
    x86_64):
       libjavascriptcoregtk-4_0-18-2.32.4-12.3
       libjavascriptcoregtk-4_0-18-debuginfo-2.32.4-12.3
       libwebkit2gtk-4_0-37-2.32.4-12.3
       libwebkit2gtk-4_0-37-debuginfo-2.32.4-12.3
       webkit2gtk-4_0-injected-bundles-2.32.4-12.3
       webkit2gtk-4_0-injected-bundles-debuginfo-2.32.4-12.3
       webkit2gtk3-debugsource-2.32.4-12.3
  o SUSE Linux Enterprise Module for Basesystem 15-SP3 (noarch):
       libwebkit2gtk3-lang-2.32.4-12.3
  o SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x
    x86_64):
       libjavascriptcoregtk-4_0-18-2.32.4-12.3
       libjavascriptcoregtk-4_0-18-debuginfo-2.32.4-12.3
       libwebkit2gtk-4_0-37-2.32.4-12.3
       libwebkit2gtk-4_0-37-debuginfo-2.32.4-12.3
       webkit2gtk-4_0-injected-bundles-2.32.4-12.3
       webkit2gtk-4_0-injected-bundles-debuginfo-2.32.4-12.3
       webkit2gtk3-debugsource-2.32.4-12.3
  o SUSE Linux Enterprise Module for Basesystem 15-SP2 (noarch):
       libwebkit2gtk3-lang-2.32.4-12.3


References:

  o https://www.suse.com/security/cve/CVE-2021-21806.html
  o https://www.suse.com/security/cve/CVE-2021-30858.html
  o https://bugzilla.suse.com/1188697
  o https://bugzilla.suse.com/1190701

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