CVE-2019-6956: audiocoding freeware_advanced_audio_decoder_2 Out-of-bounds Read
CVSS: 7.1v3.1HighModified
AliasesALPINE-CVE-2019-6956MGASA-2019-0215UBUNTU-CVE-2019-6956DEBIAN-CVE-2019-6956
Published 25-01-2019Last modified 04-08-2024
Vulnerability summary
CVE-2019-6956 is a high (CVSS 7.1) Out-of-bounds Read vulnerability in audiocoding freeware_advanced_audio_decoder_2. EPSS estimates a 1.15% chance of exploitation in the next 30 days, higher than 66.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.1/10
010
High · v3.1 (NVD)EPSS score
1.15%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 4 · Related 1Timeline
- 25-01-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.1Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Medium 5.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.15%
Chance of exploitation in the next 30 days
Percentile
66%
Versus all other CVEs
30-day change
0.00 pp
From 1.15% on 19-09-2026
19-09-202619-10-2026
EPSS score1.15%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundPocs
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Debian2 products
- faad2< 2.8.8-3.1
- debian_linuxEOL8.0 | 9.0 | 10.0
Alpine1 product
- faad2< 2.9.0-r0
Audiocoding1 product
Mageia1 product
- vlc< 3.0.7.1-1.mga6 | < 3.0.7.1-1.mga6.tainted
Ubuntu1 product
- faad2< 2.7-8+deb8u3build0.14.04.1~esm1 | All versions (No fix recorded)
5 vendors · 6 products
References
14 links- github.com/TeamSeri0us/pocs/blob/master/faad/global-buffer-overflow%40ps_mix_phase.mdX Refsource MISCREPORTExploitPatchThird Party Advisory
lists.debian.org/debian-lts-announce/2019/08/msg00033.htmlMailing ListX Refsource MLISTThird Party Advisory- lists.debian.org/debian-lts-announce/2021/10/msg00020.htmlMailing ListX Refsource MLISTThird Party Advisory