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I. Basic Information for CVE-2021-43315
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A heap-based buffer overflows was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLinuxElf32::elf_lookup() at p_lx_elf.cpp:5349
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
UPX 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UPX是一款可移植、可扩展的可执行压缩程序。 UPX存在安全漏洞，该漏洞源于 p_lx_elf.cpp:5349 的函数 PackLinuxElf32::elf_lookup() 中的问题，导致通用指针 p 指向 func get_le32() 中不可访问的地址。
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
-upx upx before 4.0.0-git-c6b9e3c62d15 -
II. Public POCs for CVE-2021-43315
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III. Intelligence Information for CVE-2021-43315
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IV. Related Vulnerabilities
Same product: upx
Same vendor: n/a
Same weakness: CWE-119
V. Comments for CVE-2021-43315

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