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

                               ESB-2018.2801
           SUSE Security Update: Security update for webkit2gtk3
                             20 September 2018

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

        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
                  Access Confidential Data        -- Remote with User Interaction
Resolution:       Patch/Upgrade
CVE Names:        CVE-2018-12911 CVE-2018-4284 CVE-2018-4278
                  CVE-2018-4273 CVE-2018-4272 CVE-2018-4271
                  CVE-2018-4270 CVE-2018-4267 CVE-2018-4266
                  CVE-2018-4265 CVE-2018-4264 CVE-2018-4263
                  CVE-2018-4262 CVE-2018-4261 

Reference:        ESB-2018.2391
                  ESB-2018.2295
                  ESB-2018.1990
                  ESB-2018.1986
                  ESB-2018.1985
                  ESB-2018.1984

- --------------------------BEGIN INCLUDED TEXT--------------------

   SUSE Security Update: Security update for webkit2gtk3
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:2752-1
Rating:             moderate
References:         #1101999 #1104169 
Cross-References:   CVE-2018-12911 CVE-2018-4261 CVE-2018-4262
                    CVE-2018-4263 CVE-2018-4264 CVE-2018-4265
                    CVE-2018-4266 CVE-2018-4267 CVE-2018-4270
                    CVE-2018-4271 CVE-2018-4272 CVE-2018-4273
                    CVE-2018-4278 CVE-2018-4284
Affected Products:
                    SUSE Linux Enterprise Module for Desktop Applications 15
                    SUSE Linux Enterprise Module for Basesystem 15
______________________________________________________________________________

   An update that fixes 14 vulnerabilities is now available.

Description:

   This update for webkit2gtk3 to version 2.20.5 fixes the following issues:

   Security issue fixed:

   - CVE-2018-12911: Fix off-by-one in xdg_mime_get_simple_globs
     (bsc#1101999).
   - CVE-2018-4261, CVE-2018-4262, CVE-2018-4263, CVE-2018-4264,
     CVE-2018-4265, CVE-2018-4267, CVE-2018-4272, CVE-2018-4284: Processing
     maliciously crafted web content may lead to arbitrary code execution. A
     memory corruption issue was addressed with improved memory handling.
   - CVE-2018-4266: A malicious website may be able to cause a denial of
     service. A race condition was addressed with additional validation.
   - CVE-2018-4270, CVE-2018-4271, CVE-2018-4273: Processing maliciously
     crafted web content may lead to an unexpected application crash. A
     memory corruption issue was addressed with improved input validation.
   - CVE-2018-4278: A malicious website may exfiltrate audio data
     cross-origin. Sound fetched through audio elements may be exfiltrated
     cross-origin. This issue was addressed with improved audio taint
     tracking.

   Other bugs fixed:

   - Fix rendering artifacts in some web sites due to a bug introduced in
     2.20.4.
   - Fix a crash when leaving accelerated compositing mode.
   - Fix non-deterministic build failure due to missing
     JavaScriptCore/JSContextRef.h.


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 Desktop Applications 15:

      zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-2018-1921=1

   - SUSE Linux Enterprise Module for Basesystem 15:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-1921=1



Package List:

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

      typelib-1_0-JavaScriptCore-4_0-2.20.5-3.8.1
      typelib-1_0-WebKit2-4_0-2.20.5-3.8.1
      typelib-1_0-WebKit2WebExtension-4_0-2.20.5-3.8.1
      webkit2gtk3-debugsource-2.20.5-3.8.1
      webkit2gtk3-devel-2.20.5-3.8.1

   - SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64):

      libjavascriptcoregtk-4_0-18-2.20.5-3.8.1
      libjavascriptcoregtk-4_0-18-debuginfo-2.20.5-3.8.1
      libwebkit2gtk-4_0-37-2.20.5-3.8.1
      libwebkit2gtk-4_0-37-debuginfo-2.20.5-3.8.1
      webkit2gtk-4_0-injected-bundles-2.20.5-3.8.1
      webkit2gtk-4_0-injected-bundles-debuginfo-2.20.5-3.8.1
      webkit2gtk3-debugsource-2.20.5-3.8.1

   - SUSE Linux Enterprise Module for Basesystem 15 (noarch):

      libwebkit2gtk3-lang-2.20.5-3.8.1

References:

   https://www.suse.com/security/cve/CVE-2018-12911.html
   https://www.suse.com/security/cve/CVE-2018-4261.html
   https://www.suse.com/security/cve/CVE-2018-4262.html
   https://www.suse.com/security/cve/CVE-2018-4263.html
   https://www.suse.com/security/cve/CVE-2018-4264.html
   https://www.suse.com/security/cve/CVE-2018-4265.html
   https://www.suse.com/security/cve/CVE-2018-4266.html
   https://www.suse.com/security/cve/CVE-2018-4267.html
   https://www.suse.com/security/cve/CVE-2018-4270.html
   https://www.suse.com/security/cve/CVE-2018-4271.html
   https://www.suse.com/security/cve/CVE-2018-4272.html
   https://www.suse.com/security/cve/CVE-2018-4273.html
   https://www.suse.com/security/cve/CVE-2018-4278.html
   https://www.suse.com/security/cve/CVE-2018-4284.html
   https://bugzilla.suse.com/1101999
   https://bugzilla.suse.com/1104169

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