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Package · Wolfi

upx-doc

2 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • Low 3.3
    CVE-2025-2849

    UPX p_lx_elf.cpp un_DT_INIT heap-based overflow

    A vulnerability, which was classified as problematic, was found in UPX up to 5.0.0. Affected is the function PackLinuxElf64::un_DT_INIT of the file src/p_lx_elf.cpp. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on …

    upx-ucl upx-ucl upx-doc Debian Ubuntu Wolfi
  • Medium 5.3
    CVE-2023-23456

    Upx: heap-buffer-overflow in packtmt::pack()

    A heap-based buffer overflow issue was discovered in UPX in PackTmt::pack() in p_tmt.cpp file. The flow allows an attacker to cause a denial of service (abort) via a crafted file.

    upx-ucl upx-ucl upx upx-doc Debian Ubuntu Alpine Wolfi