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libvncserver: integer overflow flaw, leading to a heap-based buffer overflow in screen size handling

🗓️ 02 Feb 2015 19:13:42Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

LibVNCServer overflow in screen size handling may cause heap overflow and possible code execution.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ArchLinux		libvncserver: remote code execution, denial of service
24 Oct 201400:00
–archlinux
BDU FSTEC		The vulnerability of the MallocFrameBuffer function in the cross-platform library LibVNCServer allows attackers to access confidential data, compromise its integrity, and cause service failures.
17 Feb 202000:00
–bdu_fstec
FreeBSD		libvncserver -- multiple security vulnerabilities
23 Sep 201400:00
–freebsd
Tenable Nessus		CentOS 6 / 7 : libvncserver (CESA-2014:1826)
12 Nov 201400:00
–nessus
Tenable Nessus		Debian DLA-197-1 : libvncserver security update
15 Apr 201500:00
–nessus
Tenable Nessus		Debian DLA-1979-1 : italc security update
31 Oct 201900:00
–nessus
Tenable Nessus		Debian DSA-3081-1 : libvncserver - security update
1 Dec 201400:00
–nessus
Tenable Nessus		Fedora 19 : krfb-4.11.5-4.fc19 (2014-11464)
9 Oct 201400:00
–nessus
Tenable Nessus		Fedora 20 : libvncserver-0.9.10-0.6.20140718git9453be42.fc20 (2014-11537)
29 Sep 201400:00
–nessus
Tenable Nessus		Fedora 19 : libvncserver-0.9.10-0.6.20140718git9453be42.fc19 (2014-11541)
6 Oct 201400:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6.5ppclibvncserver0:0.9.7-7.el6_5.1libvncserver-0:0.9.7-7.el6_5.1.ppc.rpm
Red Hat Enterprise Linux6.5ppc64libvncserver0:0.9.7-7.el6_5.1libvncserver-0:0.9.7-7.el6_5.1.ppc64.rpm
Red Hat Enterprise Linux6.5s390libvncserver0:0.9.7-7.el6_5.1libvncserver-0:0.9.7-7.el6_5.1.s390.rpm
Red Hat Enterprise Linux6.5s390xlibvncserver0:0.9.7-7.el6_5.1libvncserver-0:0.9.7-7.el6_5.1.s390x.rpm
Red Hat Enterprise Linux6.5x86_64libvncserver0:0.9.7-7.el6_5.1libvncserver-0:0.9.7-7.el6_5.1.x86_64.rpm
Red Hat Enterprise Linux6.5anylibvncserver0:0.9.7-7.el6_5.1.i686libvncserver-0:0.9.7-7.el6_5.1.i686.noarch.rpm
Red Hat Enterprise Linux6.5ppclibvncserver-debuginfo0:0.9.7-7.el6_5.1libvncserver-debuginfo-0:0.9.7-7.el6_5.1.ppc.rpm
Red Hat Enterprise Linux6.5ppc64libvncserver-debuginfo0:0.9.7-7.el6_5.1libvncserver-debuginfo-0:0.9.7-7.el6_5.1.ppc64.rpm
Red Hat Enterprise Linux6.5s390libvncserver-debuginfo0:0.9.7-7.el6_5.1libvncserver-debuginfo-0:0.9.7-7.el6_5.1.s390.rpm
Red Hat Enterprise Linux6.5s390xlibvncserver-debuginfo0:0.9.7-7.el6_5.1libvncserver-debuginfo-0:0.9.7-7.el6_5.1.s390x.rpm
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27 Jun 2026 10:25Current
7.8High risk
Vulners AI Score7.8
CVSS 27.5
EPSS0.08272
CWE-190
libvncserverinteger overflowheap overflowscreen size handlingcode executionclient crash
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