CVE-2019-6956
mediumpriority · track · 28EPSS 0.012 · 67 %ileEURUUSgrimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
1.15% (67th) EPSS
CVSS 5.8 · medium
Who says so?
4 sources
cnnvd · enisa_euvd · fstec_bdu · nvd
EPSS · scored 2026-10-27
An issue was discovered in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. It is a buffer over-read in ps_mix_phase in libfaad/ps_dec.c.
01
cvss
Technical severity, 0–10. One row per scoring source.
8.1
010
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.8–8.1
v3.17.1highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.2
02
weaknesses
The CWE weakness classes this flaw belongs to.
03
affected products (14)
Products and version ranges known to be affected.
- audiocoding freeware advanced audio decoder 2< 2.9.0nvdUScpe:2.3:a:audiocoding:freeware_advanced_audio_decoder_2:*:*:*:*:*:*:*:*
04
also known as (4)
Other names and identifiers for this entity.
05
sources
Which sources assert this record, and when.
07
references (25)
External citations — patches, advisories, analysis.
- https://github.com/TeamSeri0us/pocs/blob/master/faad/global-buffer-overflow%40ps_mix_phase.mdcnnvd
- https://lists.debian.org/debian-lts-announce/2019/08/msg00033.htmlcnnvd
- https://lists.debian.org/debian-lts-announce/2021/10/msg00020.htmlcnnvd
- https://packetstormsecurity.com/files/158089/Gentoo-Linux-Security-Advisory-202006-17.htmlcnnvd
- https://packetstormsecurity.com/files/169283/Debian-Security-Advisory-5109-1.htmlcnnvd
- https://security-tracker.debian.org/tracker/DLA-1899-1cnnvd
- https://security.gentoo.org/glsa/202006-17cnnvd
- https://sourceforge.net/p/faac/bugs/240/cnnvd
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