CVE-2013-0856

The lpc_prediction function in libavcodec/alac.c in FFmpeg before 1.1 allows remote attackers to...

9.3 HighFix available

The lpc_prediction function in libavcodec/alac.c in FFmpeg before 1.1 allows remote attackers to have an unspecified impact via crafted Apple Lossless Audio Codec (ALAC) data, related to a large nb_samples value.

Exploit likelihood

2.11%Up 1.1 points since Feb 4, 2022

What each source reports

NVD Score used 9.3

Record: CVE-2013-0856
CVSS 2.0: 9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

Record: CVE-2013-0856
Updated: 2026-11-02

EUVDEUVD-2013-0867 No score

Record: EUVD-2013-0867
Updated: 2026-11-03

GitHub AdvisoriesGHSA-75w2-3wg9-gp9c No score

The lpc_prediction function in libavcodec/alac.c in FFmpeg before 1.1 allows remote attackers to...

Record: GHSA-75w2-3wg9-gp9c
Weakness: CWE-20
Updated: 2026-11-02

OSV No score

Record: CVE-2013-0856
Updated: 2026-11-02

OSVDEBIAN-CVE-2013-0856 No score

Record: DEBIAN-CVE-2013-0856
Updated: 2026-11-02

Affected products

ffmpeg

Affected packages

Affected packages
Package	Affected	Fixed
`ffmpeg` Debian:12	before 7:2.4.1-1	7:2.4.1-1
`ffmpeg` Debian:13	before 7:2.4.1-1	7:2.4.1-1
`ffmpeg` Debian:14	before 7:2.4.1-1	7:2.4.1-1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2013-0856 is a high vulnerability (CVSS 9.3) in Ffmpeg, published December 7, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.11%, the 81st percentile. Fixed in ffmpeg 7:2.4.1-1.