Bugzilla – Bug 1170441
VUL-0: CVE-2019-20788: LibVNCServer: integer overflow and heap-based buffer overflow via a large height or width value
Last modified: 2020-10-21 09:27:09 UTC
CVE-2019-20788 libvncclient/cursor.c in LibVNCServer through 0.9.12 has a HandleCursorShape integer overflow and heap-based buffer overflow via a large height or width value. NOTE: this may overlap CVE-2019-15690. References: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-20788 https://github.com/LibVNC/libvncserver/commit/54220248886b5001fbbb9fa73c4e1a2cb9413fed http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20788
Looking the upstream issue for this [1] seems that there are two commits related to the issue [2] which is the fix for CVE-2019-15690 (bsc#1160471) and [3] which deals with for the time being a non public github security advisory that is GHSL-2020-063. Tracked SLE11,12 and 15 as affected [1] https://github.com/LibVNC/libvncserver/issues/275 [2] https://github.com/LibVNC/libvncserver/commit/54220248886b5001fbbb9fa73c4e1a2cb9413fed [3] https://github.com/LibVNC/libvncserver/commit/8937203441ee241c4ace85da687b7d6633a12365
(In reply to Alexandros Toptsoglou from comment #1) > Looking the upstream issue for this [1] seems that there are two commits > related to the issue [2] which is the fix for CVE-2019-15690 (bsc#1160471) > and [3] which deals with for the time being a non public github security > advisory that is GHSL-2020-063. Thanks for the clarification.
Will submit for TW,15,12,11/LibVNCServer.
I believe all fixed.
This is an autogenerated message for OBS integration: This bug (1170441) was mentioned in https://build.opensuse.org/request/show/798132 Factory / LibVNCServer
SUSE-SU-2020:1164-1: An update that fixes three vulnerabilities is now available. Category: security (important) Bug References: 1155419,1160471,1170441 CVE References: CVE-2019-15681,CVE-2019-15690,CVE-2019-20788 Sources used: SUSE Linux Enterprise Workstation Extension 15-SP2 (src): LibVNCServer-0.9.10-4.14.1 SUSE Linux Enterprise Workstation Extension 15-SP1 (src): LibVNCServer-0.9.10-4.14.1 SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2 (src): LibVNCServer-0.9.10-4.14.1 SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP2 (src): LibVNCServer-0.9.10-4.14.1 SUSE Linux Enterprise Module for Open Buildservice Development Tools 15-SP1 (src): LibVNCServer-0.9.10-4.14.1 NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
SUSE-SU-2020:1165-1: An update that fixes three vulnerabilities is now available. Category: security (important) Bug References: 1155419,1160471,1170441 CVE References: CVE-2019-15681,CVE-2019-15690,CVE-2019-20788 Sources used: SUSE OpenStack Cloud Crowbar 8 (src): LibVNCServer-0.9.9-17.19.1 SUSE OpenStack Cloud 8 (src): LibVNCServer-0.9.9-17.19.1 SUSE OpenStack Cloud 7 (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Software Development Kit 12-SP5 (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Software Development Kit 12-SP4 (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server for SAP 12-SP3 (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server for SAP 12-SP2 (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server for SAP 12-SP1 (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server 12-SP5 (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server 12-SP4 (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server 12-SP3-LTSS (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server 12-SP3-BCL (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server 12-SP2-LTSS (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server 12-SP2-BCL (src): LibVNCServer-0.9.9-17.19.1 SUSE Linux Enterprise Server 12-SP1-LTSS (src): LibVNCServer-0.9.9-17.19.1 SUSE Enterprise Storage 5 (src): LibVNCServer-0.9.9-17.19.1 HPE Helion Openstack 8 (src): LibVNCServer-0.9.9-17.19.1 NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
SUSE-SU-2020:14355-1: An update that fixes three vulnerabilities is now available. Category: security (important) Bug References: 1155419,1160471,1170441 CVE References: CVE-2019-15681,CVE-2019-15690,CVE-2019-20788 Sources used: SUSE Linux Enterprise Server 11-SP4-LTSS (src): LibVNCServer-0.9.1-160.14.1 SUSE Linux Enterprise Point of Sale 11-SP3 (src): LibVNCServer-0.9.1-160.14.1 SUSE Linux Enterprise Debuginfo 11-SP4 (src): LibVNCServer-0.9.1-160.14.1 SUSE Linux Enterprise Debuginfo 11-SP3 (src): LibVNCServer-0.9.1-160.14.1 NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
openSUSE-SU-2020:0624-1: An update that fixes three vulnerabilities is now available. Category: security (important) Bug References: 1155419,1160471,1170441 CVE References: CVE-2019-15681,CVE-2019-15690,CVE-2019-20788 Sources used: openSUSE Leap 15.1 (src): LibVNCServer-0.9.10-lp151.7.3.1
Done
*** Bug 1173698 has been marked as a duplicate of this bug. ***
SUSE-SU-2020:1164-2: An update that fixes three vulnerabilities is now available. Category: security (important) Bug References: 1155419,1160471,1170441 CVE References: CVE-2019-15681,CVE-2019-15690,CVE-2019-20788 Sources used: SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1 (src): LibVNCServer-0.9.10-4.14.1 NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.