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Sicherheit: Mehrere Probleme in tigervnc
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in tigervnc
ID: SUSE-SU-2020:0113-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1, SUSE Linux Enterprise Module for Desktop Applications 15-SP1, SUSE Linux Enterprise Module for Basesystem 15-SP1
Datum: Do, 16. Januar 2020, 17:08
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15694
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15693
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15692
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15691
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15695
Applikationen: TigerVNC

Originalnachricht


SUSE Security Update: Security update for tigervnc
______________________________________________________________________________

Announcement ID: SUSE-SU-2020:0113-1
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-SP1
SUSE Linux Enterprise Module for Desktop Applications
15-SP1
SUSE Linux Enterprise Module for Basesystem 15-SP1
______________________________________________________________________________

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-SP1:

zypper in -t patch
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2020-113=1

- SUSE Linux Enterprise Module for Desktop Applications 15-SP1:

zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP1-2020-113=1

- SUSE Linux Enterprise Module for Basesystem 15-SP1:

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-113=1



Package List:

- SUSE Linux Enterprise Module for Open Buildservice Development Tools
15-SP1 (noarch):

tigervnc-x11vnc-1.9.0-19.3.1
xorg-x11-Xvnc-java-1.9.0-19.3.1

- SUSE Linux Enterprise Module for Desktop Applications 15-SP1 (aarch64
ppc64le s390x x86_64):

libXvnc-devel-1.9.0-19.3.1
tigervnc-debuginfo-1.9.0-19.3.1
tigervnc-debugsource-1.9.0-19.3.1

- SUSE Linux Enterprise Module for Basesystem 15-SP1 (aarch64 ppc64le s390x
x86_64):

libXvnc1-1.9.0-19.3.1
libXvnc1-debuginfo-1.9.0-19.3.1
tigervnc-1.9.0-19.3.1
tigervnc-debuginfo-1.9.0-19.3.1
tigervnc-debugsource-1.9.0-19.3.1
xorg-x11-Xvnc-1.9.0-19.3.1
xorg-x11-Xvnc-debuginfo-1.9.0-19.3.1

- SUSE Linux Enterprise Module for Basesystem 15-SP1 (aarch64 ppc64le
x86_64):

xorg-x11-Xvnc-module-1.9.0-19.3.1
xorg-x11-Xvnc-module-debuginfo-1.9.0-19.3.1

- SUSE Linux Enterprise Module for Basesystem 15-SP1 (noarch):

xorg-x11-Xvnc-novnc-1.9.0-19.3.1


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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