Unrated severityNVD Advisory· Published Dec 15, 2014· Updated Jun 17, 2026
CVE-2014-6052
CVE-2014-6052
Description
The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service (application crash) or possibly execute arbitrary code by specifying a large screen size in a (1) FramebufferUpdate, (2) ResizeFrameBuffer, or (3) PalmVNCReSizeFrameBuffer message.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
22cpe:2.3:a:libvncserver:libvncserver:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:libvncserver:libvncserver:*:*:*:*:*:*:*:*range: <=0.9.9
- (no CPE)range: <=0.9.9
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*+ 1 more
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
- osv-coords16 versionspkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP3pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Desktop%2011%20SP4pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP3pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP3pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012pkg:rpm/suse/LibVNCServer&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1
< 0.9.1-156.1+ 15 more
- (no CPE)range: < 0.9.1-156.1
- (no CPE)range: < 0.9.1-156.1
- (no CPE)range: < 0.9.9-16.1
- (no CPE)range: < 0.9.1-156.1
- (no CPE)range: < 0.9.1-156.1
- (no CPE)range: < 0.9.1-156.1
- (no CPE)range: < 0.9.9-16.1
- (no CPE)range: < 0.9.9-16.1
- (no CPE)range: < 0.9.1-156.1
- (no CPE)range: < 0.9.1-156.1
- (no CPE)range: < 0.9.9-16.1
- (no CPE)range: < 0.9.9-16.1
- (no CPE)range: < 0.9.1-156.1
- (no CPE)range: < 0.9.1-156.1
- (no CPE)range: < 0.9.9-16.1
- (no CPE)range: < 0.9.9-16.1
Patches
Vulnerability mechanics
References
14- github.com/newsoft/libvncserver/commit/85a778c0e45e87e35ee7199f1f25020648e8b812nvdExploitIssue TrackingPatch
- seclists.org/oss-sec/2014/q3/639nvdMailing ListThird Party Advisory
- secunia.com/advisories/61506nvdPermissions RequiredThird Party Advisory
- secunia.com/advisories/61682nvdPermissions RequiredThird Party Advisory
- ubuntu.com/usn/usn-2365-1nvdThird Party Advisory
- www.debian.org/security/2014/dsa-3081nvdThird Party Advisory
- www.ocert.org/advisories/ocert-2014-007.htmlnvdThird Party AdvisoryUS Government Resource
- www.openwall.com/lists/oss-security/2014/09/25/11nvdMailing ListThird Party Advisory
- www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-updates/2015-12/msg00022.htmlnvd
- www.securityfocus.com/bid/70091nvd
- lists.debian.org/debian-lts-announce/2019/10/msg00042.htmlnvd
- security.gentoo.org/glsa/201507-07nvd
- usn.ubuntu.com/4587-1/nvd
News mentions
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