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Servers and applications

CVE-2014-9317

The decode_ihdr_chunk function in libavcodec/pngdec.c in FFMpeg before 2.1.6, 2.2.x through 2.3.x, and 2.4.x before 2.4.4 allows remote attackers to cause a denial of service (out-of-bounds heap access) and possibly have other unspecified impact via an IDAT before an IHDR in a PNG file.

Severity
High 7.5
Published
9 Dec 2014
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, 12 Nov 2026
Weakness
Memory buffer errors (CWE-119)
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
  • Version 2.4.3
  • Version 2.4.2
  • Version 2.4.1
  • Version 2.4
All 12 release lines
  • Every version up to 2.1.5
  • Version 2.2
  • Version 2.2.4
  • Version 2.3
  • Version 2.3.2
  • Version 2.3.3
  • Version 2.3.4
  • Version 2.3.5
  • Version 2.4
  • Version 2.4.1
  • Version 2.4.2
  • Version 2.4.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2014-9317
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2014-9317