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Unrated severityNVD Advisory· Published Sep 6, 2015· Updated Jun 17, 2026

CVE-2015-6820

CVE-2015-6820

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.

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Affected products

4
  • FFmpeg/Ffmpeginferred3 versions
    <2.7.2+ 2 more
    • (no CPE)range: <2.7.2
    • cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*range: <=2.7.1
    • (no CPE)range: <2.7.2
  • Canonical/Ubuntu Linux
    cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*

Patches

Vulnerability mechanics

References

5

News mentions

0

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