Security update for libmspack

Announcement ID: SUSE-SU-2021:2802-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2018-14679 ( SUSE ): 4.4 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
  • CVE-2018-14679 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2018-14681 ( SUSE ): 4.4 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
  • CVE-2018-14681 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2018-14682 ( SUSE ): 4.4 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
  • CVE-2018-14682 ( 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-SP2
  • Basesystem Module 15-SP3
  • SUSE Linux Enterprise Desktop 15 SP2
  • SUSE Linux Enterprise Desktop 15 SP3
  • SUSE Linux Enterprise High Performance Computing 15 SP2
  • SUSE Linux Enterprise High Performance Computing 15 SP3
  • SUSE Linux Enterprise Micro 5.0
  • SUSE Linux Enterprise Real Time 15 SP2
  • SUSE Linux Enterprise Real Time 15 SP3
  • SUSE Linux Enterprise Server 15 SP2
  • SUSE Linux Enterprise Server 15 SP2 Business Critical Linux 15-SP2
  • SUSE Linux Enterprise Server 15 SP3
  • SUSE Linux Enterprise Server 15 SP3 Business Critical Linux 15-SP3
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2
  • SUSE Linux Enterprise Server for SAP Applications 15 SP3
  • SUSE Manager Proxy 4.1
  • SUSE Manager Proxy 4.2
  • SUSE Manager Retail Branch Server 4.1
  • SUSE Manager Retail Branch Server 4.2
  • SUSE Manager Server 4.1
  • SUSE Manager Server 4.2

An update that solves three vulnerabilities can now be installed.

Description:

This update for libmspack fixes the following issues:

  • CVE-2018-14681: Bad KWAJ file header extensions could cause a one or two byte overwrite. (bsc#1103032)
  • CVE-2018-14682: There is an off-by-one error in the TOLOWER() macro for CHM decompression. (bsc#1103032)
  • CVE-2018-14679: There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service. (bsc#1103032)

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-SP2
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-2802=1
  • Basesystem Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-2802=1
  • SUSE Linux Enterprise Micro 5.0
    zypper in -t patch SUSE-SUSE-MicroOS-5.0-2021-2802=1

Package List:

  • Basesystem Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • libmspack0-debuginfo-0.6-3.11.1
    • libmspack-devel-0.6-3.11.1
    • libmspack0-0.6-3.11.1
    • libmspack-debugsource-0.6-3.11.1
  • Basesystem Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • libmspack0-debuginfo-0.6-3.11.1
    • libmspack-devel-0.6-3.11.1
    • libmspack0-0.6-3.11.1
    • libmspack-debugsource-0.6-3.11.1
  • SUSE Linux Enterprise Micro 5.0 (x86_64)
    • libmspack0-debuginfo-0.6-3.11.1
    • libmspack0-0.6-3.11.1
    • libmspack-debugsource-0.6-3.11.1

References: