Security update for libu2f-host

Announcement ID: SUSE-SU-2021:1755-1
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-2019-9578 ( 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:
  • 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 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 two vulnerabilities, contains one feature and has one security fix can now be installed.

Description:

This update for libu2f-host fixes the following issues:

This update ships the u2f-host package (jsc#ECO-3687 bsc#1184648)

Version 1.1.10 (released 2019-05-15)

  • Add new devices to udev rules.
  • Fix a potentially uninitialized buffer (CVE-2019-9578, bsc#1128140)

Version 1.1.9 (released 2019-03-06)

  • Fix CID copying from the init response, which broke compatibility with some devices.

Version 1.1.8 (released 2019-03-05)

  • Add udev rules
  • Drop 70-old-u2f.rules and use 70-u2f.rules for everything
  • Use a random nonce for setting up CID to prevent fingerprinting
  • CVE-2019-9578: Parse the response to init in a more stable way to prevent leakage of uninitialized stack memory back to the device (bsc#1128140).

Version 1.1.7 (released 2019-01-08)

  • Fix for trusting length from device in device init.
  • Fix for buffer overflow when receiving data from device. (YSA-2019-01, CVE-2018-20340, bsc#1124781)

  • Add udev rules for some new devices.

  • Add udev rule for Feitian ePass FIDO

  • Add a timeout to the register and authenticate actions.

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-SP2-2021-1755=1
  • Basesystem Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-1755=1

Package List:

  • Basesystem Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • libu2f-host-debuginfo-1.1.10-3.9.1
    • libu2f-host-debugsource-1.1.10-3.9.1
    • libu2f-host0-1.1.10-3.9.1
    • libu2f-host-devel-1.1.10-3.9.1
    • u2f-host-debuginfo-1.1.10-3.9.1
    • libu2f-host0-debuginfo-1.1.10-3.9.1
    • u2f-host-1.1.10-3.9.1
  • Basesystem Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • libu2f-host-debuginfo-1.1.10-3.9.1
    • libu2f-host-debugsource-1.1.10-3.9.1
    • libu2f-host0-1.1.10-3.9.1
    • u2f-host-debuginfo-1.1.10-3.9.1
    • libu2f-host-devel-1.1.10-3.9.1
    • libu2f-host0-debuginfo-1.1.10-3.9.1
    • u2f-host-1.1.10-3.9.1

References: