CVE-2017-12801: Input Validation

Published Nov 9, 2017
·
Updated

The UpdateDataSize function in ebmlmaster.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (assert fault) 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-2017-12801?

CVE-2017-12801 is classified as a denial of service vulnerability.

2

How do I fix CVE-2017-12801?

To fix CVE-2017-12801, update libebml2 to a version released after August 26, 2012.

3

What impact does CVE-2017-12801 have on affected software?

CVE-2017-12801 can cause applications using the affected software to crash when processing a specially crafted MKV file.

4

Which software is affected by CVE-2017-12801?

CVE-2017-12801 affects libebml2, mkclean version 0.8.9, and mkvalidator version 0.5.1.

5

Can CVE-2017-12801 be exploited remotely?

Yes, CVE-2017-12801 can be exploited remotely by delivering a malicious MKV file to the targeted application.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203