Security update for cifs-utils

Announcement ID: SUSE-SU-2021:1455-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2020-14342 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
  • CVE-2020-14342 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2021-20208 ( SUSE ): 6.1 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:N
  • CVE-2021-20208 ( NVD ): 6.1 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:N
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15
  • SUSE Linux Enterprise Server 15
  • SUSE Linux Enterprise Server 15 LTSS 15
  • SUSE Linux Enterprise Server ESPOS 15
  • SUSE Linux Enterprise Server for SAP Applications 15

An update that solves two vulnerabilities and has two security fixes can now be installed.

Description:

This update for cifs-utils fixes the following security issues:

  • CVE-2021-20208: Fixed a potential kerberos auth leak escaping from container. (bsc#1183239)
  • CVE-2020-14342: Fixed a shell command injection vulnerability in mount.cifs. (bsc#1174477)

This update for cifs-utils fixes the following issues:

  • Solve invalid directory mounting. When attempting to change the current working directory into non-existing directories, mount.cifs crashes. (bsc#1152930)

  • Fixed a bug where it was no longer possible to mount CIFS filesystem after the last maintenance update. (bsc#1184815)

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 Server ESPOS 15
    zypper in -t patch SUSE-SLE-Product-HPC-15-2021-1455=1
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15
    zypper in -t patch SUSE-SLE-Product-HPC-15-2021-1455=1
  • SUSE Linux Enterprise Server 15 LTSS 15
    zypper in -t patch SUSE-SLE-Product-SLES-15-2021-1455=1
  • SUSE Linux Enterprise Server for SAP Applications 15
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2021-1455=1

Package List:

  • SUSE Linux Enterprise Server ESPOS 15 (aarch64 x86_64)
    • cifs-utils-devel-6.9-3.14.1
    • cifs-utils-debugsource-6.9-3.14.1
    • cifs-utils-debuginfo-6.9-3.14.1
    • cifs-utils-6.9-3.14.1
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15 (aarch64 x86_64)
    • cifs-utils-devel-6.9-3.14.1
    • cifs-utils-debugsource-6.9-3.14.1
    • cifs-utils-debuginfo-6.9-3.14.1
    • cifs-utils-6.9-3.14.1
  • SUSE Linux Enterprise Server 15 LTSS 15 (aarch64 ppc64le s390x x86_64)
    • cifs-utils-devel-6.9-3.14.1
    • cifs-utils-debugsource-6.9-3.14.1
    • cifs-utils-debuginfo-6.9-3.14.1
    • cifs-utils-6.9-3.14.1
  • SUSE Linux Enterprise Server for SAP Applications 15 (ppc64le x86_64)
    • cifs-utils-devel-6.9-3.14.1
    • cifs-utils-debugsource-6.9-3.14.1
    • cifs-utils-debuginfo-6.9-3.14.1
    • cifs-utils-6.9-3.14.1

References: