CVE-2016-7502: ffmpeg Out-of-bounds Read
CVSS: 7.8v3.0HighModified
AliasesALPINE-CVE-2016-7502UBUNTU-CVE-2016-7502DEBIAN-CVE-2016-7502CGA-297p-c25g-f3vjCGA-636v-6734-38rpCGA-6c2r-grw8-5x3pCGA-gq9f-ggc7-m983CGA-gqc4-8hh6-67jjCGA-h8v7-whrm-v7x2CGA-j429-w9qh-2p3xCGA-vr3g-5mrj-f436
Published 23-12-2016Last modified 06-08-2024
Vulnerability summary
CVE-2016-7502 is a high (CVSS 7.8) Out-of-bounds Read vulnerability in ffmpeg. EPSS estimates a 1.38% chance of exploitation in the next 30 days, higher than 71.5% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.0 (NVD)EPSS score
1.38%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 3 · Related 2Timeline
- 23-12-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The cavs_idct8_add_c function in libavcodec/cavsdsp.c in FFmpeg before 3.1.4 is vulnerable to reading out-of-bounds memory when decoding with cavs_decode.
CVSS metrics
6 scores · 5 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 5 agree
- OSV · AlpineEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · ChainguardEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Medium 6.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
1.38%
Chance of exploitation in the next 30 days
Percentile
72%
Versus all other CVEs
30-day change
0.00 pp
From 1.38% on 18-09-2026
18-09-202618-10-2026
EPSS score1.38%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Chainguard4 products
- torchaudio-ffmpeg-tarballsAll versions (No fix recorded)
- torchaudio-ffmpeg-tarballs-4.4.4All versions (No fix recorded)
- torchaudio-ffmpeg-tarballs-5.0.3All versions (No fix recorded)
- torchaudio-ffmpeg-tarballs-6.0All versions (No fix recorded)
Alpine1 product
- ffmpeg< 2.8.11-r0 | < 3.0.7-r0
Debian1 product
- ffmpeg< 7:3.1.4-1
Ffmpeg1 product
- ffmpeg≤ 3.1.3
Ubuntu1 product
- ffmpeg< 7:2.8.10-0ubuntu0.16.04.1
5 vendors · 8 products
References
8 links- www.openwall.com/lists/oss-security/2016/10/08/1Mailing ListX Refsource MLISTThird Party AdvisoryAdvisory
