Security update for xorg-x11-libX11

Announcement ID: SUSE-SU-2018:2934-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2018-14598 ( SUSE ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2018-14598 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2018-14599 ( SUSE ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2018-14599 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2018-14599 ( NVD ): 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2018-14600 ( SUSE ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-14600 ( NVD ): 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SLES for SAP Applications 11-SP4
  • SUSE Linux Enterprise Point of Service 11 SP3
  • SUSE Linux Enterprise Server 11 SP3 LTSS 11-SP3
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Software Development Kit 11 SP4

An update that solves three vulnerabilities can now be installed.

Description:

This update for xorg-x11-libX11 fixes the following issues:

  • CVE-2018-14599: The function XListExtensions was vulnerable to an off-by-one error caused by malicious server responses, leading to DoS or possibly unspecified other impact (bsc#1102062)
  • CVE-2018-14600: The function XListExtensions interpreted a variable as signed instead of unsigned, resulting in an out-of-bounds write (of up to 128 bytes), leading to DoS or remote code execution (bsc#1102068)
  • CVE-2018-14598: A malicious server could have sent a reply in which the first string overflows, causing a variable to be set to NULL that will be freed later on, leading to DoS (segmentation fault) (bsc#1102073)

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:

  • SUSE Linux Enterprise Point of Service 11 SP3
    zypper in -t patch sleposp3-xorg-x11-libX11-13801=1
  • SUSE Linux Enterprise Software Development Kit 11 SP4
    zypper in -t patch sdksp4-xorg-x11-libX11-13801=1
  • SUSE Linux Enterprise Server 11 SP3 LTSS 11-SP3
    zypper in -t patch slessp3-xorg-x11-libX11-13801=1
  • SUSE Linux Enterprise Server 11 SP4
    zypper in -t patch slessp4-xorg-x11-libX11-13801=1
  • SLES for SAP Applications 11-SP4
    zypper in -t patch slessp4-xorg-x11-libX11-13801=1

Package List:

  • SUSE Linux Enterprise Point of Service 11 SP3 (i586)
    • xorg-x11-libX11-7.4-5.11.72.9.1
  • SUSE Linux Enterprise Software Development Kit 11 SP4 (s390x x86_64 i586 ppc64 ia64)
    • xorg-x11-libX11-devel-7.4-5.11.72.9.1
  • SUSE Linux Enterprise Software Development Kit 11 SP4 (ppc64 s390x x86_64)
    • xorg-x11-libX11-devel-32bit-7.4-5.11.72.9.1
  • SUSE Linux Enterprise Server 11 SP3 LTSS 11-SP3 (s390x x86_64 i586)
    • xorg-x11-libX11-7.4-5.11.72.9.1
  • SUSE Linux Enterprise Server 11 SP3 LTSS 11-SP3 (s390x x86_64)
    • xorg-x11-libX11-32bit-7.4-5.11.72.9.1
  • SUSE Linux Enterprise Server 11 SP4 (s390x x86_64 i586 ppc64 ia64)
    • xorg-x11-libX11-7.4-5.11.72.9.1
  • SUSE Linux Enterprise Server 11 SP4 (ia64)
    • xorg-x11-libX11-x86-7.4-5.11.72.9.1
  • SUSE Linux Enterprise Server 11 SP4 (ppc64 s390x x86_64)
    • xorg-x11-libX11-32bit-7.4-5.11.72.9.1
  • SLES for SAP Applications 11-SP4 (ppc64 x86_64)
    • xorg-x11-libX11-32bit-7.4-5.11.72.9.1
    • xorg-x11-libX11-7.4-5.11.72.9.1

References: