VULNERABILITY INTELLIGENCE
CVE-2015-6820
CVSS score7.5 HIGH
EPSS probability2.41%
CISA KEVNot currently listed
Published2015-09-06
Last modified2026-06-17
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P
Description
The ff_sbr_apply function in libavcodec/aacsbr.c in FFmpeg before 2.7.2 does not check for a matching AAC frame syntax element before proceeding with Spectral Band Replication calculations, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted AAC data.
Weakness classification
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer