CVE-2019-12730

Description

aa_read_header in libavformat/aadec.c in FFmpeg before 3.2.14 and 4.x before 4.1.4 does not check for sscanf failure and consequently allows use of uninitialized variables.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.70% Top 20%
Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/FFmpeg/FFmpeg/commit/ed188f6dcdf0935c939ed813cf8745d50742014b third party advisory patch
https://github.com/FFmpeg/FFmpeg/compare/a97ea53...ba11e40 third party advisory
https://git.ffmpeg.org/gitweb/ffmpeg.git/shortlog/n4.1.4
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/9b4004c054964a49c7ba44583f4cee22486dd8f2
http://www.securityfocus.com/bid/109317 vdb entry
https://seclists.org/bugtraq/2019/Aug/30 mailing list
https://www.debian.org/security/2019/dsa-4502 vendor advisory
https://security.gentoo.org/glsa/202003-65 vendor advisory
https://usn.ubuntu.com/4431-1/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-12730?
CVE-2019-12730 has been scored as a critical severity vulnerability.
How to fix CVE-2019-12730?
To fix CVE-2019-12730, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-12730 being actively exploited in the wild?
It is possible that CVE-2019-12730 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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