#VU24676 Double Free in libwebm - CVE-2019-2126

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Main Vulnerability Database Vulnerabilities #VU24676

#VU24676 Double Free in libwebm - CVE-2019-2126

Published: January 27, 2020 / Updated: April 26, 2021


Vulnerability identifier: #VU24676
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-2126
CWE-ID: CWE-415
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
libwebm
Software vendor:
WebM Project

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing user-supplied data within the ParseContentEncodingEntry() function of mkvparser.cpp. A remote attacker can pass specially crafted data to the application, trigger a double free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.

External links