Buffer overflow in ffmpeg.sourceforge.net FFmpeg

1) Buffer overflow

EUVDB-ID: #VU32151

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-7562

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local non-authenticated attacker to perform a denial of service (DoS) attack.

The ff_draw_pc_font function in libavcodec/cga_data.c in FFmpeg before 3.1.4 allows remote attackers to cause a denial of service (buffer overflow) via a crafted AVI file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

FFmpeg: 3.1.0 - 3.1.3

CPE2.3

• cpe:2.3:a:ffmpeg_sourceforge_net:ffmpeg:3.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:ffmpeg_sourceforge_net:ffmpeg:3.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:ffmpeg_sourceforge_net:ffmpeg:3.1.2:*:*:*:*:*:*:*

External links

http://www.openwall.com/lists/oss-security/2016/10/08/1
http://www.securityfocus.com/bid/94835
http://security.gentoo.org/glsa/201701-71

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.