CVE-2017-12780: Use After Free

Published Nov 9, 2017
·
Updated

The ReadData function in ebmlstring.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (invalid free and application crash) via a crafted mkv file.

Affected Software

3 affected components
Matroska Libebml2<=2012-08-26
Matroska Mkclean=0.8.9
Matroska Mkvalidator=0.5.1

Event History

Nov 9, 2017
CVE Published
via MITRE·07:00 PM
Data Sourced
via MITRE·07:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2017-12780?

CVE-2017-12780 is classified as a denial of service vulnerability, potentially allowing attackers to crash applications.

2

How do I fix CVE-2017-12780?

To remediate CVE-2017-12780, ensure that you update the affected software versions of libebml2, mkclean, and mkvalidator to their latest releases.

3

Which software is affected by CVE-2017-12780?

The vulnerability CVE-2017-12780 impacts libebml2 (up to and including 2012-08-26), mkclean version 0.8.9, and mkvalidator version 0.5.1.

4

What types of attacks does CVE-2017-12780 allow?

CVE-2017-12780 allows remote attackers to execute a denial of service attack by exploiting crafted mkv files.

5

Who should be concerned about CVE-2017-12780?

Developers and users of libebml2, mkclean, and mkvalidator should be concerned about CVE-2017-12780 due to the potential for application crashes.

Contact

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