openSUSE Security Update: Security update for libu2f-host
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Announcement ID:    openSUSE-SU-2021:0799-1
Rating:             moderate
References:         #1124781 #1128140 #1184648 ECO-3687 
Cross-References:   CVE-2018-20340 CVE-2019-9578
CVSS scores:
                    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-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-2019-9578 (NVD) : 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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

Affected Products:
                    openSUSE Leap 15.2
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   An update that solves two vulnerabilities, contains one
   feature and has one errata is now available.

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. This update
       was imported from the SUSE:SLE-15:Update update project.


Patch Instructions:

   To install this openSUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - openSUSE Leap 15.2:

      zypper in -t patch openSUSE-2021-799=1



Package List:

   - openSUSE Leap 15.2 (x86_64):

      libu2f-host-debuginfo-1.1.10-lp152.4.3.1
      libu2f-host-debugsource-1.1.10-lp152.4.3.1
      libu2f-host-devel-1.1.10-lp152.4.3.1
      libu2f-host-doc-1.1.10-lp152.4.3.1
      libu2f-host0-1.1.10-lp152.4.3.1
      libu2f-host0-debuginfo-1.1.10-lp152.4.3.1
      u2f-host-1.1.10-lp152.4.3.1
      u2f-host-debuginfo-1.1.10-lp152.4.3.1


References:

   https://www.suse.com/security/cve/CVE-2018-20340.html
   https://www.suse.com/security/cve/CVE-2019-9578.html
   https://bugzilla.suse.com/1124781
   https://bugzilla.suse.com/1128140
   https://bugzilla.suse.com/1184648