Description
Heap-based buffer overflow in ultra.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message with the Ultra type tile, such that the LZO payload decompressed length exceeds what is specified by the tile dimensions.
Published: 2016-12-31
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-777-1 libvncserver security update
Debian DLA Debian DLA DLA-1979-1 italc security update
Debian DSA Debian DSA DSA-3753-1 libvncserver security update
EUVD EUVD EUVD-2016-10729 Heap-based buffer overflow in ultra.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message with the Ultra type tile, such that the LZO payload decompressed length exceeds what is specified by the tile dimensions.
Ubuntu USN Ubuntu USN USN-3171-1 LibVNCServer vulnerabilities
Ubuntu USN Ubuntu USN USN-4587-1 iTALC vulnerabilities
History

No history.

Subscriptions

Libvncserver Project Libvncserver
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T03:07:31.414Z

Reserved: 2016-12-13T00:00:00.000Z

Link: CVE-2016-9942

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2016-12-31T18:59:00.180

Modified: 2025-04-12T10:46:40.837

Link: CVE-2016-9942

cve-icon Redhat

Severity : Moderate

Publid Date: 2016-11-14T00:00:00Z

Links: CVE-2016-9942 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses