SUSE alert SUSE-SU-2020:0266-1 (tigervnc)
| From: | sle-security-updates@lists.suse.com | |
| To: | sle-security-updates@lists.suse.com | |
| Subject: | SUSE-SU-2020:0266-1: important: Security update for tigervnc | |
| Date: | Thu, 30 Jan 2020 21:13:09 +0100 (CET) | |
| Message-ID: | <20200130201309.5D0CEF798@maintenance.suse.de> |
SUSE Security Update: Security update for tigervnc ______________________________________________________________________________ Announcement ID: SUSE-SU-2020:0266-1 Rating: important References: #1041847 #1053373 #1159856 #1159858 #1159860 #1160250 #1160251 #1160937 Cross-References: CVE-2019-15691 CVE-2019-15692 CVE-2019-15693 CVE-2019-15694 CVE-2019-15695 Affected Products: SUSE Linux Enterprise Server for SAP 12-SP1 SUSE Linux Enterprise Server 12-SP1-LTSS ______________________________________________________________________________ An update that solves 5 vulnerabilities and has three fixes is now available. Description: This update for tigervnc provides the following fixes: Security issues fixed: - 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). Non-security issue fixed: - Make sure CN in generated certificate doesn't exceed 64 characters. (bnc#1041847) - Change with-vnc-key.sh to generate TLS certificate using current hostname to keep it short. (bsc#1041847) - Disable MIT-SHM extension when running under user "vnc". (bsc#1053373) 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 for SAP 12-SP1: zypper in -t patch SUSE-SLE-SAP-12-SP1-2020-266=1 - SUSE Linux Enterprise Server 12-SP1-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-SP1-2020-266=1 Package List: - SUSE Linux Enterprise Server for SAP 12-SP1 (x86_64): tigervnc-1.4.3-25.11.1 tigervnc-debuginfo-1.4.3-25.11.1 tigervnc-debugsource-1.4.3-25.11.1 xorg-x11-Xvnc-1.4.3-25.11.1 xorg-x11-Xvnc-debuginfo-1.4.3-25.11.1 - SUSE Linux Enterprise Server 12-SP1-LTSS (ppc64le s390x x86_64): tigervnc-1.4.3-25.11.1 tigervnc-debuginfo-1.4.3-25.11.1 tigervnc-debugsource-1.4.3-25.11.1 xorg-x11-Xvnc-1.4.3-25.11.1 xorg-x11-Xvnc-debuginfo-1.4.3-25.11.1 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/1041847 https://bugzilla.suse.com/1053373 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 https://bugzilla.suse.com/1160937 _______________________________________________ sle-security-updates mailing list sle-security-updates@lists.suse.com http://lists.suse.com/mailman/listinfo/sle-security-updates