SB2016012903 - Information disclosure in www.matroska libebml
Published: January 29, 2016 Updated: July 28, 2020
Security Bulletin ID
SB2016012903
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2015-8790)
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The EbmlUnicodeString::UpdateFromUTF8 function in libEBML before 1.3.3 allows context-dependent attackers to obtain sensitive information from process heap memory via a crafted UTF-8 string, which triggers an invalid memory access.
Remediation
Install update from vendor's website.
References
- http://lists.matroska.org/pipermail/matroska-users/2015-October/006985.html
- http://lists.opensuse.org/opensuse-updates/2016-01/msg00035.html
- http://www.debian.org/security/2016/dsa-3538
- http://www.securityfocus.com/bid/85307
- http://www.securityfocus.com/bid/95124
- http://www.talosintelligence.com/reports/TALOS-2016-0036/
- https://github.com/Matroska-Org/libebml/blob/release-1.3.3/ChangeLog
- https://github.com/Matroska-Org/libebml/commit/ababb64e0c792ad2a314245233db0833ba12036b