Security update for webkit2gtk3

Announcement ID: SUSE-SU-2018:2752-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2018-12911 ( SUSE ): 5.4 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
  • CVE-2018-12911 ( NVD ): 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2018-4261 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4261 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4262 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4262 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4263 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4263 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4264 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4264 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4265 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4265 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4266 ( SUSE ): 4.7 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2018-4266 ( NVD ): 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2018-4267 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4267 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4270 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4270 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2018-4271 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4271 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2018-4272 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4272 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4273 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4273 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2018-4278 ( SUSE ): 3.3 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
  • CVE-2018-4278 ( NVD ): 4.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
  • CVE-2018-4284 ( SUSE ): 7.0 CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-4284 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products:
  • Basesystem Module 15
  • Desktop Applications Module 15
  • SUSE Linux Enterprise Desktop 15
  • SUSE Linux Enterprise High Performance Computing 15
  • SUSE Linux Enterprise Server 15
  • SUSE Linux Enterprise Server for SAP Applications 15

An update that solves 14 vulnerabilities can now be installed.

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 update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

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

Package List:

  • Basesystem Module 15 (aarch64 ppc64le s390x x86_64)
    • webkit2gtk-4_0-injected-bundles-debuginfo-2.20.5-3.8.1
    • webkit2gtk3-debugsource-2.20.5-3.8.1
    • libwebkit2gtk-4_0-37-debuginfo-2.20.5-3.8.1
    • libjavascriptcoregtk-4_0-18-debuginfo-2.20.5-3.8.1
    • libjavascriptcoregtk-4_0-18-2.20.5-3.8.1
    • libwebkit2gtk-4_0-37-2.20.5-3.8.1
    • webkit2gtk-4_0-injected-bundles-2.20.5-3.8.1
  • Basesystem Module 15 (noarch)
    • libwebkit2gtk3-lang-2.20.5-3.8.1
  • Desktop Applications Module 15 (aarch64 ppc64le s390x x86_64)
    • webkit2gtk3-debugsource-2.20.5-3.8.1
    • webkit2gtk3-devel-2.20.5-3.8.1
    • typelib-1_0-WebKit2-4_0-2.20.5-3.8.1
    • typelib-1_0-JavaScriptCore-4_0-2.20.5-3.8.1
    • typelib-1_0-WebKit2WebExtension-4_0-2.20.5-3.8.1

References: