Security update for libu2f-host

Announcement ID: SUSE-SU-2019:1749-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2018-20340 ( SUSE ): 6.4 CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2018-20340 ( NVD ): 6.8 CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2019-12209 ( SUSE ): 4.6 CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2019-12209 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2019-12210 ( SUSE ): 6.8 CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2019-12210 ( NVD ): 8.1 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
  • CVE-2019-9578 ( SUSE ): 2.1 CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  • CVE-2019-9578 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • SUSE Linux Enterprise Desktop 12 SP4
  • SUSE Linux Enterprise High Performance Computing 12 SP4
  • SUSE Linux Enterprise Server 12 SP4
  • SUSE Linux Enterprise Server for SAP Applications 12 SP4

An update that solves four vulnerabilities can now be installed.

Description:

This update for libu2f-host and pam_u2f to version 1.0.8 fixes the following issues:

Security issues fixed for libu2f-host:

  • CVE-2019-9578: Fixed a memory leak due to a wrong parse of init's response (bsc#1128140).
  • CVE-2018-20340: Fixed an unchecked buffer, which could allow a buffer overflow with a custom made malicious USB device (bsc#1124781).

Security issues fixed for pam_u2f:

  • CVE-2019-12209: Fixed an issue where symlinks in the user's directory were followed (bsc#1135729).
  • CVE-2019-12210: Fixed file descriptor leaks (bsc#1135727).

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 Desktop 12 SP4
    zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-1749=1
  • SUSE Linux Enterprise High Performance Computing 12 SP4
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-1749=1
  • SUSE Linux Enterprise Server 12 SP4
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-1749=1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP4
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-1749=1

Package List:

  • SUSE Linux Enterprise Desktop 12 SP4 (x86_64)
    • libu2f-host-debugsource-1.1.6-3.5.1
    • pam_u2f-debuginfo-1.0.8-3.3.1
    • pam_u2f-1.0.8-3.3.1
    • libu2f-host0-1.1.6-3.5.1
    • libu2f-host0-debuginfo-1.1.6-3.5.1
    • pam_u2f-debugsource-1.0.8-3.3.1
  • SUSE Linux Enterprise High Performance Computing 12 SP4 (aarch64 x86_64)
    • libu2f-host-debugsource-1.1.6-3.5.1
    • pam_u2f-debuginfo-1.0.8-3.3.1
    • pam_u2f-1.0.8-3.3.1
    • libu2f-host0-1.1.6-3.5.1
    • libu2f-host0-debuginfo-1.1.6-3.5.1
    • pam_u2f-debugsource-1.0.8-3.3.1
  • SUSE Linux Enterprise Server 12 SP4 (aarch64 ppc64le s390x x86_64)
    • libu2f-host-debugsource-1.1.6-3.5.1
    • pam_u2f-debuginfo-1.0.8-3.3.1
    • pam_u2f-1.0.8-3.3.1
    • libu2f-host0-1.1.6-3.5.1
    • libu2f-host0-debuginfo-1.1.6-3.5.1
    • pam_u2f-debugsource-1.0.8-3.3.1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP4 (ppc64le x86_64)
    • libu2f-host-debugsource-1.1.6-3.5.1
    • pam_u2f-debuginfo-1.0.8-3.3.1
    • pam_u2f-1.0.8-3.3.1
    • libu2f-host0-1.1.6-3.5.1
    • libu2f-host0-debuginfo-1.1.6-3.5.1
    • pam_u2f-debugsource-1.0.8-3.3.1

References: