CVE-2018-14395: debian debian_linux Divide By Zero
CVSS: 6.5v3.1MediumModified
AliasesUBUNTU-CVE-2018-14395DEBIAN-CVE-2018-14395DSA-4258-1
Published 19-07-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-14395 is a medium (CVSS 6.5) Divide By Zero vulnerability in debian debian_linux. EPSS estimates a 2.01% chance of exploitation in the next 30 days, higher than 80.5% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.1 (NVD)EPSS score
2.01%
0%100%
Low · -0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 2 · Related 2Timeline
- 19-07-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
libavformat/movenc.c in FFmpeg 3.2 and 4.0.2 allows attackers to cause a denial of service (application crash caused by a divide-by-zero error) with a user crafted audio file when converting to the MOV audio format.
CVSS metrics
5 scores · 3 sources · 3 versionsMedium 6.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 6.5Preferred score · OSV · Ubuntu (Ecosystem advisory) · calculated from vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesSingle source
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.01%
Chance of exploitation in the next 30 days
Percentile
81%
Versus all other CVEs
30-day change
-0.03 pp
From 2.04% on 19-09-2026
19-09-202619-10-2026
EPSS score2.01%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian2 products
- ffmpeg< 7:4.0.2-1 | < 7:3.2.12-1~deb9u1
- debian_linuxEOL9.0
Ffmpeg1 product
- ffmpegEOL3.2 | 4.0
Ubuntu1 product
- ffmpeg< 7:3.4.4-0ubuntu0.18.04.1
3 vendors · 4 products
References
7 links- github.com/FFmpeg/FFmpeg/commit/fa19fbcf712a6a6cc5a5cfdc3254a97b9bce6582X Refsource MISCPatchThird Party AdvisoryREPORT
- github.com/FFmpeg/FFmpeg/commit/2c0e98a0b478284bdff6d7a4062522605a8beae5X Refsource MISCPatchThird Party Advisory