CVE-2021-21837: Buffer Overflow
Multiple exploitable integer overflow 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 integer overflow due to unchecked arithmetic resulting in a heap-based buffer overflow that causes memory corruption. An attacker can convince a user to open a video to trigger this vulnerability.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-21837?
CVE-2021-21837 has a high severity rating due to its potential to cause heap-based buffer overflows.
How do I fix CVE-2021-21837?
To fix CVE-2021-21837, upgrade GPAC to version 0.5.2-426-gc5ad4e4+dfsg5-5 or later versions.
Which versions of GPAC are affected by CVE-2021-21837?
CVE-2021-21837 affects GPAC version 1.0.1 and earlier versions.
What type of vulnerability is CVE-2021-21837?
CVE-2021-21837 is classified as an integer overflow vulnerability that can lead to a heap-based buffer overflow.
Can CVE-2021-21837 be exploited remotely?
Yes, CVE-2021-21837 can potentially be exploited remotely through specially crafted MPEG-4 input files.