SUSE-SU-2020:0112-1: important: Security update for tigervnc
sle-updates at lists.suse.com
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Thu Jan 16 07:21:14 MST 2020
SUSE Security Update: Security update for tigervnc
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:0112-1
Rating: important
References: #1159856 #1159858 #1159860 #1160250 #1160251
Cross-References: CVE-2019-15691 CVE-2019-15692 CVE-2019-15693
CVE-2019-15694 CVE-2019-15695
Affected Products:
SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
SUSE Linux Enterprise Module for Desktop Applications 15
SUSE Linux Enterprise Module for Basesystem 15
______________________________________________________________________________
An update that fixes 5 vulnerabilities is now available.
Description:
This update for tigervnc fixes the following issues:
- CVE-2019-15691: Fixed a use-after-return due to incorrect usage of stack
memory in ZRLEDecoder (bsc#1159856).
- CVE-2019-15692: Fixed a heap-based buffer overflow in CopyRectDecode
(bsc#1160250).
- CVE-2019-15693: Fixed a heap-based buffer overflow in
TightDecoder::FilterGradient (bsc#1159858).
- CVE-2019-15694: Fixed a heap-based buffer overflow, caused by improper
error handling in processing MemOutStream (bsc#1160251).
- CVE-2019-15695: Fixed a stack-based buffer overflow, which could be
triggered from CMsgReader::readSetCursor (bsc#1159860).
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 Module for Open Buildservice Development Tools 15:
zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2020-112=1
- SUSE Linux Enterprise Module for Desktop Applications 15:
zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-2020-112=1
- SUSE Linux Enterprise Module for Basesystem 15:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-2020-112=1
Package List:
- SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 (noarch):
tigervnc-x11vnc-1.8.0-13.11.1
xorg-x11-Xvnc-java-1.8.0-13.11.1
- SUSE Linux Enterprise Module for Desktop Applications 15 (aarch64 ppc64le s390x x86_64):
libXvnc-devel-1.8.0-13.11.1
tigervnc-debuginfo-1.8.0-13.11.1
tigervnc-debugsource-1.8.0-13.11.1
- SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64):
libXvnc1-1.8.0-13.11.1
libXvnc1-debuginfo-1.8.0-13.11.1
tigervnc-1.8.0-13.11.1
tigervnc-debuginfo-1.8.0-13.11.1
tigervnc-debugsource-1.8.0-13.11.1
xorg-x11-Xvnc-1.8.0-13.11.1
xorg-x11-Xvnc-debuginfo-1.8.0-13.11.1
- SUSE Linux Enterprise Module for Basesystem 15 (noarch):
xorg-x11-Xvnc-novnc-1.8.0-13.11.1
References:
https://www.suse.com/security/cve/CVE-2019-15691.html
https://www.suse.com/security/cve/CVE-2019-15692.html
https://www.suse.com/security/cve/CVE-2019-15693.html
https://www.suse.com/security/cve/CVE-2019-15694.html
https://www.suse.com/security/cve/CVE-2019-15695.html
https://bugzilla.suse.com/1159856
https://bugzilla.suse.com/1159858
https://bugzilla.suse.com/1159860
https://bugzilla.suse.com/1160250
https://bugzilla.suse.com/1160251
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