SUSE Security Update: Security update for spice-vdagent
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Announcement ID:    SUSE-SU-2021:2766-1
Rating:             moderate
References:         #1177780 #1177781 #1177782 #1177783 
Cross-References:   CVE-2020-25650 CVE-2020-25651 CVE-2020-25652
                    CVE-2020-25653
CVSS scores:
                    CVE-2020-25650 (NVD) : 5.5
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-25650 (SUSE): 5.5
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-25651 (NVD) : 6.4
 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:L
                    CVE-2020-25651 (SUSE): 6.4
 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:H
                    CVE-2020-25652 (NVD) : 5.5
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-25652 (SUSE): 5.5
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-25653 (SUSE): 8.8
 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise Server 12-SP5
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   An update that fixes four vulnerabilities is now available.

Description:

   This update for spice-vdagent fixes the following issues:

   - CVE-2020-25650: memory DoS via arbitrary entries in `active_xfers` hash
     table (bsc#1177780)
   - CVE-2020-25651: possible file transfer DoS and information leak via
     `active_xfers` hash map (bsc#1177781)
   - CVE-2020-25652: possibility to exhaust file descriptors in `vdagentd`
     (bsc#1177782)
   - CVE-2020-25653: UNIX domain socket peer PID retrieved via `SO_PEERCRED`
     is subject to race condition (bsc#1177783)


Patch Instructions:

   To install this SUSE 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:

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-2766=1



Package List:

   - SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

      spice-vdagent-0.16.0-8.8.2
      spice-vdagent-debuginfo-0.16.0-8.8.2
      spice-vdagent-debugsource-0.16.0-8.8.2


References:

   https://www.suse.com/security/cve/CVE-2020-25650.html
   https://www.suse.com/security/cve/CVE-2020-25651.html
   https://www.suse.com/security/cve/CVE-2020-25652.html
   https://www.suse.com/security/cve/CVE-2020-25653.html
   https://bugzilla.suse.com/1177780
   https://bugzilla.suse.com/1177781
   https://bugzilla.suse.com/1177782
   https://bugzilla.suse.com/1177783