CVE-2021-45861 Explained : Impact and Mitigation
Learn about CVE-2021-45861 involving an assertion failure in BitStreamReader::skipBits of tsMuxer git-c6a0277, leading to exploitation risks. Find mitigation steps and prevention measures here.
This CVE-2021-45861 relates to an assertion failure in BitStreamReader::skipBits of tsMuxer git-c6a0277.
Understanding CVE-2021-45861
The vulnerability refers to an assertion failure in tsMuxer git-c6a0277 due to 'num <= INT_BIT.'
What is CVE-2021-45861?
The issue involves an assertion failure occurring at BitStreamReader::skipBits in tsMuxer git-c6a0277.
The Impact of CVE-2021-45861
The vulnerability may lead to a denial of service or potentially arbitrary code execution.
Technical Details of CVE-2021-45861
The technical aspects of this CVE are outlined below.
Vulnerability Description
An assertion 'num <= INT_BIT' fails at BitStreamReader::skipBits in /bitStream.h:132 of tsMuxer git-c6a0277.
Affected Systems and Versions
- Affected Version: tsMuxer git-c6a0277
Exploitation Mechanism
The vulnerability can potentially be exploited by an attacker to trigger the assertion failure and execute malicious code.
Mitigation and Prevention
Steps to address and prevent the CVE are as follows.
Immediate Steps to Take
- Update tsMuxer to a patched version if available.
- Monitor for any unusual activities on the system.
Long-Term Security Practices
- Regularly update software and dependencies.
- Conduct security audits to identify and mitigate vulnerabilities.
Patching and Updates
Apply patches provided by the software vendor to fix the assertion failure in tsMuxer.