Vulnerability Monitor

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CVE-2016-2839

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 on Linux make cairo _cairo_surface_get_extents calls that do not properly interact with libav header allocation in FFmpeg 0.10, which allows remote attackers to cause a denial of service (application crash) via a crafted video.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.5, indicating it can be exploited remotely over the network with relatively low complexity though user interaction is required and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 3 products from linux, from ffmpeg, from mozilla organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2016, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2016-08-05T01:59:06.033

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	*	No
Application	ffmpeg	ffmpeg	0.10	No
Application	mozilla	firefox	≤ 47.0.1	Yes
Application	mozilla	firefox	45.1.0	Yes
Application	mozilla	firefox	45.1.1	Yes
Application	mozilla	firefox	45.2.0	Yes
Application	mozilla	firefox	45.3.0	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html ([email protected])
http://www.mozilla.org/security/announce/2016/mfsa2016-65.html Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/92261 ([email protected])
http://www.securitytracker.com/id/1036508 ([email protected])
http://www.ubuntu.com/usn/USN-3044-1 ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1275339 Issue Tracking, Permissions Required ([email protected])
https://security.gentoo.org/glsa/201701-15 ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00004.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00029.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.mozilla.org/security/announce/2016/mfsa2016-65.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/92261 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1036508 (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-3044-1 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1275339 Issue Tracking, Permissions Required (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201701-15 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For linux's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.