High severity7.5NVD Advisory· Published Nov 27, 2020· Updated Jun 17, 2026
CVE-2020-25708
CVE-2020-25708
Description
A divide by zero issue was found to occur in libvncserver-0.9.12. A malicious client could use this flaw to send a specially crafted message that, when processed by the VNC server, would lead to a floating point exception, resulting in a denial of service.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
29- libvncserver/libvncserverdescription
- osv-coords28 versionspkg:rpm/almalinux/libvncserverpkg:rpm/almalinux/libvncserver-develpkg:rpm/opensuse/LibVNCServer&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/LibVNCServer&distro=openSUSE%20Leap%2015.2pkg:rpm/suse/LibVNCServer&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/LibVNCServer&distro=SUSE%20Enterprise%20Storage%205pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP1pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP2pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP1pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP2pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/LibVNCServer&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 0.9.11-17.el8+ 27 more
- (no CPE)range: < 0.9.11-17.el8
- (no CPE)range: < 0.9.11-17.el8
- (no CPE)range: < 0.9.10-lp151.7.12.1
- (no CPE)range: < 0.9.10-lp152.9.8.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.10-4.25.1
- (no CPE)range: < 0.9.10-4.25.1
- (no CPE)range: < 0.9.1-160.22.1
- (no CPE)range: < 0.9.1-160.22.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.10-4.25.1
- (no CPE)range: < 0.9.10-4.25.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
- (no CPE)range: < 0.9.9-17.34.1
Patches
Vulnerability mechanics
References
2- bugzilla.redhat.com/show_bug.cginvdExploitIssue TrackingPatchThird Party Advisory
- lists.debian.org/debian-lts-announce/2022/09/msg00035.htmlnvdMailing ListThird Party Advisory
News mentions
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