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.
Published: 2014-12-15
Score: 7.5 High
EPSS: 4.5% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-197-1 libvncserver security update
Debian DLA Debian DLA DLA-1979-1 italc security update
Debian DSA Debian DSA DSA-3081-1 libvncserver security update
EUVD EUVD EUVD-2014-5940 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.
Ubuntu USN Ubuntu USN USN-2365-1 LibVNCServer vulnerabilities
Ubuntu USN Ubuntu USN USN-4587-1 iTALC vulnerabilities
History

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Subscriptions

Canonical Ubuntu Linux
Debian Debian Linux
Libvncserver Libvncserver
Oracle Solaris
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T12:03:02.359Z

Reserved: 2014-09-01T00:00:00.000Z

Link: CVE-2014-6052

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2014-12-15T18:59:04.033

Modified: 2026-05-06T22:30:45.220

Link: CVE-2014-6052

cve-icon Redhat

Severity : Moderate

Publid Date: 2014-09-23T00:00:00Z

Links: CVE-2014-6052 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses