CVE-2018-14395: Divide by Zero
First published: Thu Jul 19 2018(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/ffmpeg | 7:4.1.9-0+deb10u1 7:4.1.11-0+deb10u1 7:4.3.6-0+deb11u1 7:5.1.3-1 7:6.0-7 | |
| Debian GNU/Linux | =9.0 | |
| FFmpeg | =3.2 | |
| FFmpeg | =4.0 |
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Reference Links
- https://github.com/FFmpeg/FFmpeg/commit/fa19fbcf712a6a6cc5a5cfdc3254a97b9bce6582
- https://security-tracker.debian.org/tracker/CVE-2018-14395
- http://www.securitytracker.com/id/1041394
- https://github.com/FFmpeg/FFmpeg/commit/2c0e98a0b478284bdff6d7a4062522605a8beae5
- https://www.debian.org/security/2018/dsa-4258
Frequently Asked Questions
What is the severity of CVE-2018-14395?
CVE-2018-14395 has a severity level classified as high due to its potential to cause a denial of service through a divide-by-zero error.
How do I fix CVE-2018-14395?
You can fix CVE-2018-14395 by upgrading to the patched versions of FFmpeg, specifically versions 4.1.9, 4.1.11, 4.3.6, 5.1.3, or 6.0.
What vulnerabilities does CVE-2018-14395 exploit?
CVE-2018-14395 exploits a flaw in the movenc.c file of FFmpeg that allows an attacker to cause an application crash.
Which versions of FFmpeg are affected by CVE-2018-14395?
FFmpeg versions 3.2 and 4.0.2 are affected by CVE-2018-14395 and should be updated immediately.
Can CVE-2018-14395 be triggered remotely?
Yes, CVE-2018-14395 can be triggered remotely by an attacker using a specially crafted audio file.
- collector/security-tracker-debian
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