CVE-2018-14395
libavformat/movenc.c in FFmpeg 3.2 and 4.0.2 allows attackers to cause a denial of service ...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
6.5
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.
- Record
CVE-2018-14395- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-369
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2018-14395- Updated
- 2026-11-02
EUVDEUVD-2018-6313 No score
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.
- Record
EUVD-2018-6313- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wg9f-2mrx-wjp7
6.5
libavformat/movenc.c in FFmpeg 3.2 and 4.0.2 allows attackers to cause a denial of service ...
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.
- Record
GHSA-wg9f-2mrx-wjp7- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-369
- Updated
- 2026-11-02
OSV
6.5
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.
- Record
CVE-2018-14395- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-07
OSVDEBIAN-CVE-2018-14395
6.5
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.
- Record
DEBIAN-CVE-2018-14395- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-14395
6.5
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.
- Record
UBUNTU-CVE-2018-14395- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVSUSE-SU-2019:1299-1 No score
Security update for ffmpeg
This update for ffmpeg fixes the following issues:
Security issue fixed:
- CVE-2018-14395: Fixed a divide-by-zero error in libavformat/movenc.c that allowed attackers to cause a DoS (bsc#1101889)
- CVE-2018-14394: Fixed a divide-by-zero error in libavformat/movenc.c that allowed attackers to cause a DoS (bsc#1101888).
- Record
SUSE-SU-2019:1299-1- Updated
- 2026-11-02
OSVSUSE-SU-2019:1299-2 No score
Security update for ffmpeg
This update for ffmpeg fixes the following issues:
Security issue fixed:
- CVE-2018-14395: Fixed a divide-by-zero error in libavformat/movenc.c that allowed attackers to cause a DoS (bsc#1101889)
- CVE-2018-14394: Fixed a divide-by-zero error in libavformat/movenc.c that allowed attackers to cause a DoS (bsc#1101888).
- Record
SUSE-SU-2019:1299-2- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
ffmpegDebian:12 |
before 7:4.0.2-1 | 7:4.0.2-1 |
ffmpegDebian:13 |
before 7:4.0.2-1 | 7:4.0.2-1 |
ffmpegDebian:14 |
before 7:4.0.2-1 | 7:4.0.2-1 |
ffmpegDebian:9 |
before 7:3.2.12-1~deb9u1, plus listed versions 7:3.2.10-1~deb9u17:3.2.10-1~deb9u1~bpo8+17:3.2.11-1~deb9u17:3.2.5-17:3.2.6-17:3.2.7-1~deb9u17:3.2.8-1~deb9u17:3.2.9-1~deb9u1 |
7:3.2.12-1~deb9u1 |
ffmpegSUSE:Linux Enterprise Module for Desktop Applications 15 From an advisory covering 2 CVEs |
before 3.4.2-4.17.26 | 3.4.2-4.17.26 |
ffmpegSUSE:Linux Enterprise Module for Package Hub 15 From an advisory covering 2 CVEs |
before 3.4.2-4.17.26 | 3.4.2-4.17.26 |
ffmpegSUSE:Linux Enterprise Workstation Extension 15 From an advisory covering 2 CVEs |
before 3.4.2-4.17.26 | 3.4.2-4.17.26 |
ffmpegSUSE:Linux Enterprise Module for Desktop Applications 15 SP1 From an advisory covering 2 CVEs |
before 3.4.2-4.17.26 | 3.4.2-4.17.26 |
ffmpegSUSE:Linux Enterprise Workstation Extension 15 SP1 From an advisory covering 2 CVEs |
before 3.4.2-4.17.26 | 3.4.2-4.17.26 |
ffmpegUbuntu:18.04:LTS |
before 7:3.4.4-0ubuntu0.18.04.1, plus listed versions 7:3.3.4-27:3.3.4-2build37:3.4-2ubuntu27:3.4-47:3.4-4build1 Show 5 moreShow less7:3.4.1-17:3.4.1-1build17:3.4.2-17:3.4.2-1build17:3.4.2-2 |
7:3.4.4-0ubuntu0.18.04.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-14395 is a medium vulnerability (CVSS 6.5) in Ffmpeg, published July 19, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.01%, the 80th percentile. Fixed in ffmpeg 7:4.0.2-1.
References
debian.org/security/2018/dsa-4258
securitytracker.com/id/1041394
github.com/FFmpeg/FFmpeg/commit/fa19fbcf712a6a6cc5a5cfdc3254a97b9bce6582
github.com/FFmpeg/FFmpeg/commit/2c0e98a0b478284bdff6d7a4062522605a8beae5
nvd.nist.gov/vuln/detail/CVE-2018-14395
github.com/advisories/GHSA-wg9f-2mrx-wjp7
Show 9 moreShow less
security-tracker.debian.org/tracker/CVE-2018-14395
suse.com/support/update/announcement/2019/suse-su-20191299-1
bugzilla.suse.com/1101888
bugzilla.suse.com/1101889
suse.com/security/cve/CVE-2018-14394
suse.com/security/cve/CVE-2018-14395
suse.com/support/update/announcement/2019/suse-su-20191299-2
ubuntu.com/security/CVE-2018-14395
cve.org/CVERecord?id=CVE-2018-14395