CVE-2018-15822: canonical ubuntu_linux Reachable Assertion
CVSS: 7.5v3.1HighModified
AliasesMGASA-2019-0223UBUNTU-CVE-2018-15822DEBIAN-CVE-2018-15822CGA-38c5-qf2c-mm3gCGA-7j54-85q2-5m7rCGA-8jhw-4qc9-62jrCGA-9p92-63x3-m84mCGA-jhr7-9whg-55qcCGA-pvv2-fwg6-h42wCGA-r6xx-x4pq-29j4CGA-rp64-pf9p-v6gf
Published 23-08-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-15822 is a high (CVSS 7.5) Reachable Assertion vulnerability in canonical ubuntu_linux. EPSS estimates a 3.27% chance of exploitation in the next 30 days, higher than 88.2% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
3.27%
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 8 · Related 5Timeline
- 23-08-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The flv_write_packet function in libavformat/flvenc.c in FFmpeg through 2.8 does not check for an empty audio packet, leading to an assertion failure.
CVSS metrics
6 scores · 4 sources · 3 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · ChainguardEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
High 7.5Preferred score · OSV · Ubuntu (Ecosystem advisory) · calculated from vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
3.27%
Chance of exploitation in the next 30 days
Percentile
88%
Versus all other CVEs
30-day change
0.00 pp
From 3.27% on 19-09-2026
19-09-202619-10-2026
EPSS score3.27%
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)
Mageia3 products
- hdhomerun< 20180817-1.mga6
- mythtv< 30.0-20190121.1.mga6 | < 30.0-20190121.1.mga6.tainted
- mythtv-mythweb< 30.0-1.mga6
Debian2 products
- ffmpeg< 7:4.0.3-1
- debian_linuxEOL8.0 | 9.0
Canonical1 product
- ubuntu_linuxEOL16.04 | 18.04 | 18.10 | 19.04 | 20.04
Ffmpeg1 product
- ffmpeg≤ 2.8
Ubuntu1 product
- ffmpeg< 7:2.8.17-0ubuntu0.1 | < 7:3.4.6-0ubuntu0.18.04.1
6 vendors · 12 products
References
17 links- github.com/FFmpeg/FFmpeg/commit/6b67d7f05918f7a1ee8fc6ff21355d7e8736aa10X Refsource MISCPatchThird Party AdvisoryREPORTFIX
- lists.debian.org/debian-lts-announce/2019/05/msg00043.htmlMailing ListX Refsource MLISTThird Party AdvisoryAdvisory
- github.com/FFmpeg/FFmpeg/commit/d8ecb335fe4852bbc172c7b79e66944d158b4d92X Refsource CONFIRMPatchThird Party AdvisoryFIX