CVE-2016-9942

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Source
https://cve.org/CVERecord?id=CVE-2016-9942
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-9942.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2016-9942
Downstream
ALPINE (1)
CLEANSTART (1)
DEBIAN (1)
MGASA (1)
SUSE (4)
UBUNTU (1)
Related
SUSE (4)
Published
2016-12-31T18:59:00Z
Modified
2026-10-26T10:45:04Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

Database specific 
{
    "unresolved_ranges": [
        {
            "cpes": [
                "cpe:2.3:a:libvncserver_project:libvncserver:0.9.10:*:*:*:*:*:*:*"
            ],
            "extracted_events": [
                {
                    "range": [
                        {
                            "introduced": "0.9.10"
                        },
                        {
                            "last_affected": "0.9.10"
                        }
                    ],
                    "source": "CPE_STRING"
                }
            ],
            "vendor_product": "libvncserver_project:libvncserver"
        },
        {
            "extracted_events": [
                {
                    "range": [
                        {
                            "fixed": "0.9.11"
                        }
                    ],
                    "source": "DESCRIPTION"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/libvnc/libvncserver

Affected ranges

Type
GIT
Repo
https://github.com/libvnc/libvncserver
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
8415ff4c3517c6697d53e1a17bba35284f480891
Database specific
Show details 
{
    "extracted_events": [
        {
            "original_tag": "LibVNCServer-0.9.11",
            "range": [
                {
                    "fixed": "8415ff4c3517c6697d53e1a17bba35284f480891"
                }
            ],
            "source": "REFERENCES_TAG"
        }
    ]
}

Affected versions

LibVNCServer-0.*
LibVNCServer-0.9.10
LibVNCServer-0.9.8
LibVNCServer-0.9.9
Other
X11VNC_0_9_10
X11VNC_0_9_11
X11VNC_0_9_12
X11VNC_0_9_7
X11VNC_0_9_8
X11VNC_0_9_9
X11VNC_REL_0_9_4
X11VNC_REL_0_9_5
X11VNC_REL_0_9_6

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-9942.json"