CVE-2019-17542: canonical ubuntu_linux Out-of-bounds Write
CVSS: 9.8v3.1CriticalModified
AliasesUBUNTU-CVE-2019-17542DEBIAN-CVE-2019-17542CGA-2c4j-68j4-rf25CGA-6q7m-qc5f-xp6xCGA-c5gc-6pv7-hrf4CGA-jh7p-56pm-hcmpCGA-qgg8-fxvj-8fm5CGA-rw54-xg68-8r8rCGA-vmp6-x7v3-799rCGA-vr7q-xmg4-vfr6
Published 14-10-2019Last modified 05-08-2024
Vulnerability summary
CVE-2019-17542 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in canonical ubuntu_linux. EPSS estimates a 2.31% chance of exploitation in the next 30 days, higher than 83% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
2.31%
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 7 · Related 3Timeline
- 14-10-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
FFmpeg before 4.2 has a heap-based buffer overflow in vqa_decode_chunk because of an out-of-array access in vqa_decode_init in libavcodec/vqavideo.c.
CVSS metrics
5 scores · 4 sources · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · ChainguardEcosystem advisory · calculated9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
2.31%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.31% on 19-09-2026
19-09-202619-10-2026
EPSS score2.31%
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)
Debian2 products
- ffmpeg< 7:4.2.1-1
- debian_linuxEOL8.0 | 9.0 | 10.0
Canonical1 product
- ubuntu_linuxEOL16.04 | 18.04 | 20.04
Ffmpeg1 product
- ffmpeg< 2.8.16 | ≥ 3.2, < 3.2.15 | ≥ 3.4, < 3.4.7 | ≥ 4.0, < 4.0.5 | ≥ 4.1, < 4.1.5
Ubuntu1 product
- ffmpeg< 7:2.8.17-0ubuntu0.1 | < 7:3.4.8-0ubuntu0.2
5 vendors · 9 products
References
11 links- github.com/FFmpeg/FFmpeg/commit/02f909dc24b1f05cfbba75077c7707b905e63cd2X Refsource MISCFIXPatchThird Party Advisory
- bugs.chromium.org/p/oss-fuzz/issues/detail?id=15919X Refsource MISCREPORTIssue TrackingThird Party Advisory
lists.debian.org/debian-lts-announce/2019/12/msg00003.htmlMailing ListX Refsource MLISTAdvisoryThird Party Advisory- lists.debian.org/debian-lts-announce/2020/07/msg00022.htmlMailing ListX Refsource MLISTAdvisoryThird Party Advisory