All vulnerabilities

Servers and applications

CVE-2015-6822

The destroy_buffers function in libavcodec/sanm.c in FFmpeg before 2.7.2 does not properly maintain height and width values in the video context, which allows remote attackers to cause a denial of service (segmentation violation and application crash) or possibly have unspecified other impact via crafted LucasArts Smush video data.

Severity
High 7.5
Published
6 Sept 2015
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
2.4% in the next 30 daysHigher than 84% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
CWE-17
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
FFmpegServers and applications · cpe:a:ffmpeg:ffmpeg
  • Every version up to 2.7.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-6822
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-6822