CVE-2014-5271

no score yetEPSS 4.7%

No CVSS score yet. EPSS 4.7% chance of exploitation in the next 30 days.

Heap-based buffer overflow in the encode_slice function in libavcodec/proresenc_kostya.c in FFMpeg before 1.1.14, 1.2.x before 1.2.8, 2.x before 2.2.7, and 2.3.x before 2.3.3 and Libav before 10.5 allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via unspecified vectors.

EPSS: 4.7% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)
CWE: CWE-119
Published: 2014-11-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ffmpeg:ffmpeg
libav:libav

References

http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=52b81ff4635c077b2bc8b8d3637d933b6629d803
http://www.osvdb.org/111725
http://www.securityfocus.com/bid/69250
https://security.gentoo.org/glsa/201603-06
https://www.ffmpeg.org/security.html

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