CVE-2023-39562 : Vulnerability Insights and Analysis

GPAC v2.3-DEV-rev449-g5948e4f70-master was discovered to contain a heap-use-after-free vulnerability via the gf_bs_align function at bitstream.c. This allows attackers to cause a Denial of Service (DoS) by supplying a crafted file.

Understanding CVE-2023-39562

This section provides insights into the critical details of CVE-2023-39562.

What is CVE-2023-39562?

CVE-2023-39562 refers to a heap-use-after-free vulnerability in GPAC v2.3-DEV-rev449-g5948e4f70-master, allowing attackers to trigger a Denial of Service (DoS) attack.

The Impact of CVE-2023-39562

The impact of this vulnerability is the potential for DoS attacks when a maliciously crafted file is supplied.

Technical Details of CVE-2023-39562

This section elaborates on the technical aspects of CVE-2023-39562.

Vulnerability Description

The vulnerability stems from improper handling of memory in the gf_bs_align function, leading to a heap-use-after-free scenario.

Affected Systems and Versions

The affected system includes GPAC v2.3-DEV-rev449-g5948e4f70-master. Specific versions are not provided.

Exploitation Mechanism

Attackers can exploit this vulnerability by providing a specially crafted file, triggering the heap-use-after-free condition.

Mitigation and Prevention

Discover the key steps to mitigate and prevent the CVE-2023-39562 threat.

Immediate Steps to Take

Users are advised to exercise caution and refrain from opening untrusted files to mitigate the risk of exploitation.

Long-Term Security Practices

Implementing secure coding practices and regularly updating software can help prevent such vulnerabilities in the long term.

Patching and Updates

Stay informed about security patches and updates released by GPAC to address and fix the heap-use-after-free vulnerability.