UpHeron
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Servers and applications

CVE-2012-0856

Heap-based buffer overflow in the MPV_frame_start function in libavcodec/mpegvideo.c in FFmpeg before 0.9.1, when the lowres option is enabled, allows remote attackers to cause a denial of service (application crash) via a crafted H263 media file. NOTE: this vulnerability exists because of a regression error.

Severity
Low 2.6
Published
20 Aug 2012
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.7% in the next 30 daysHigher than 77% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Memory buffer errors (CWE-119)
Attack
Over the network · Only under certain conditions · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:H/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
FFmpegServers and applications · cpe:a:ffmpeg:ffmpeg
  • Version 0.8.11
  • Version 0.8.10
  • Version 0.8.8
  • Version 0.8.7
All 43 release lines
  • Every version up to 0.9
  • Version 0.3
  • Version 0.3.1
  • Version 0.3.2
  • Version 0.3.3
  • Version 0.3.4
  • Version 0.4.0
  • Version 0.4.2
  • Version 0.4.3
  • Version 0.4.4
  • Version 0.4.5
  • Version 0.4.6
  • Version 0.4.7
  • Version 0.4.8
  • Version 0.4.9-pre1
  • Version 0.4.9
  • Version 0.5
  • Version 0.5.1
  • Version 0.5.2
  • Version 0.5.3
  • Version 0.5.4
  • Version 0.6
  • Version 0.6.1
  • Version 0.6.2
  • Version 0.7
  • Version 0.7.1
  • Version 0.7.2
  • Version 0.7.3
  • Version 0.7.6
  • Version 0.7.7
  • Version 0.7.8
  • Version 0.7.9
  • Version 0.7.11
  • Version 0.7.12
  • Version 0.8.0
  • Version 0.8.1
  • Version 0.8.2
  • Version 0.8.5
  • Version 0.8.6
  • Version 0.8.7
  • Version 0.8.8
  • Version 0.8.10
  • Version 0.8.11

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2012-0856
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2012-0856