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I. Basic Information for CVE-2021-21862
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数溢出导致缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
GPAC Project Advanced Content 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GPAC Project Advanced Content是MPEG-4系统标准的实现,以ANSI C编写。 GPAC项目的MPEG-4解码功能在Advanced Content library v1.0.1上存在缓冲区错误漏洞。攻击者可利用该漏洞通过精心构建的MPEG-4输入导致不正确的内存分配,从而导致基于堆的缓冲区溢出,导致内存损坏。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
-GPAC GPAC Project Advanced Content commit a8a8d412dabcb129e695c3e7d861fcc81f608304, GPAC Project Advanced Content v1.0.1 -
II. Public POCs for CVE-2021-21862
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III. Intelligence Information for CVE-2021-21862
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IV. Related Vulnerabilities
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