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.
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
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

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

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

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.