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AUSCERT External Security Bulletin Redistribution
ESB-2020.4034
Security update for spice-vdagent
12 November 2020
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AusCERT Security Bulletin Summary
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Product: spice-vdagent
Publisher: SUSE
Operating System: SUSE
Linux variants
Impact/Access: Denial of Service -- Existing Account
Reduced Security -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-25653 CVE-2020-25652 CVE-2020-25651
CVE-2020-25650
Original Bulletin:
https://www.suse.com/support/update/announcement/2020/suse-su-20203268-1
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SUSE Security Update: Security update for spice-vdagent
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:3268-1
Rating: important
References: #1173749 #1177780 #1177781 #1177782 #1177783
Cross-References: CVE-2020-25650 CVE-2020-25651 CVE-2020-25652 CVE-2020-25653
Affected Products:
SUSE Linux Enterprise Module for Desktop Applications 15-SP2
______________________________________________________________________________
An update that solves four vulnerabilities and has one errata is now available.
Description:
This update for spice-vdagent fixes the following issues:
Security issues fixed:
o CVE-2020-25650: Fixed a memory DoS via arbitrary entries in `active_xfers`
hash table (bsc#1177780).
o CVE-2020-25651: Fixed a possible file transfer DoS and information leak via
`active_xfers` hash map (bsc#1177781).
o CVE-2020-25652: Fixed a possibility to exhaust file descriptors in
`vdagentd` (bsc#1177782).
o CVE-2020-25653: Fixed a race condition when the UNIX domain socket peer PID
retrieved via `SO_PEERCRED` (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:
o SUSE Linux Enterprise Module for Desktop Applications 15-SP2:
zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP2-2020-3268=1
Package List:
o SUSE Linux Enterprise Module for Desktop Applications 15-SP2 (aarch64
ppc64le s390x x86_64):
spice-vdagent-0.19.0-3.3.1
spice-vdagent-debuginfo-0.19.0-3.3.1
spice-vdagent-debugsource-0.19.0-3.3.1
References:
o https://www.suse.com/security/cve/CVE-2020-25650.html
o https://www.suse.com/security/cve/CVE-2020-25651.html
o https://www.suse.com/security/cve/CVE-2020-25652.html
o https://www.suse.com/security/cve/CVE-2020-25653.html
o https://bugzilla.suse.com/1173749
o https://bugzilla.suse.com/1177780
o https://bugzilla.suse.com/1177781
o https://bugzilla.suse.com/1177782
o https://bugzilla.suse.com/1177783
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