SUSE-SU-2021:2766-1: moderate: Security update for spice-vdagent

sle-updates at sle-updates at
Tue Aug 17 19:27:02 UTC 2021

   SUSE Security Update: Security update for spice-vdagent

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
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

   An update that fixes four vulnerabilities is now available.


   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`
   - 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):



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