CVE-2015-6823: The allocate_buffers function in libavcodec/alac.c in FFmpeg before 2.7.2 does not initialize certain context data, which allows remote attackers to cause a…

PriorityP434high7.5CVSS 2.0

AVNACLAuNCPIPAP

EPSS

2.41%

82.4th percentile

The allocate_buffers function in libavcodec/alac.c in FFmpeg before 2.7.2 does not initialize certain context data, which allows remote attackers to cause a denial of service (segmentation violation) or possibly have unspecified other impact via crafted Apple Lossless Audio Codec (ALAC) data.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
debian	ffmpeg	< ffmpeg 7:2.7.2-1 (bookworm)	ffmpeg 7:2.7.2-1 (bookworm)
ffmpeg	ffmpeg	<= 2.7.1	—
ffmpeg	ffmpeg	>= 0 < 7:2.7.2-1	7:2.7.2-1
ffmpeg	ffmpeg	>= 0 < 7:2.7.2-1	7:2.7.2-1
ffmpeg	ffmpeg	>= 0 < 7:2.7.2-1	7:2.7.2-1
ffmpeg	ffmpeg	>= 0 < 7:2.7.2-1	7:2.7.2-1

CVSS provenance

nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

osv7.5HIGH

vendor_debian7.5HIGH

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