CVE-2021-21862: Buffer Overflow

Published Aug 18, 2021
·
Updated

Multiple exploitable integer truncation vulnerabilities exist within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input can cause an improper memory allocation resulting in a heap-based buffer overflow that causes memory corruption The implementation of the parser used for the “Xtra” FOURCC code is handled. An attacker can convince a user to open a video to trigger this vulnerability.

Affected Software

1 affected component
Gpac GPAC=1.0.1

Event History

Aug 18, 2021
CVE Published
via MITRE·02:25 PM
Data Sourced
via MITRE·02:25 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-21862?

CVE-2021-21862 is considered to have a high severity due to the potential for a remote code execution via heap-based buffer overflow.

2

How do I fix CVE-2021-21862?

To fix CVE-2021-21862, upgrade the GPAC software to the latest version that addresses this vulnerability.

3

What types of attacks can leverage CVE-2021-21862?

CVE-2021-21862 can be exploited through specially crafted MPEG-4 files designed to trigger integer truncation vulnerabilities.

4

Which software versions are affected by CVE-2021-21862?

CVE-2021-21862 affects GPAC version 1.0.1 specifically.

5

What are the potential impacts of exploiting CVE-2021-21862?

Exploiting CVE-2021-21862 can lead to memory corruption and may allow an attacker to execute arbitrary code on the affected system.

Contact

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