VYPR

Upx

by Upx

Source repositories

CVEs (35)

  • CVE-2020-27798MedAug 25, 2022
    risk 0.36cvss 5.5epss 0.00

    An invalid memory address reference was discovered in the adjABS function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.

  • CVE-2020-27797MedAug 25, 2022
    risk 0.36cvss 5.5epss 0.00

    An invalid memory address reference was discovered in the elf_lookup function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.

  • CVE-2019-20053MedDec 27, 2019
    risk 0.36cvss 5.5epss 0.01

    An invalid memory address dereference was discovered in the canUnpack function in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.

  • CVE-2019-20051MedDec 27, 2019
    risk 0.36cvss 5.5epss 0.01

    A floating-point exception was discovered in PackLinuxElf::elf_hash in p_lx_elf.cpp in UPX 3.95. The vulnerability causes an application crash, which leads to denial of service.

  • CVE-2019-20021MedDec 27, 2019
    risk 0.36cvss 5.5epss 0.01

    A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.

  • CVE-2019-14295MedJul 27, 2019
    risk 0.36cvss 5.5epss 0.02

    An Integer overflow in the getElfSections function in p_vmlinx.cpp in UPX 3.95 allows remote attackers to cause a denial of service (crash) via a skewed offset larger than the size of the PE section in a UPX packed executable, which triggers an allocation of excessive memory.

  • CVE-2019-20805MedJun 1, 2020
    risk 0.29cvss 5.5epss 0.01

    p_lx_elf.cpp in UPX before 3.96 has an integer overflow during unpacking via crafted values in a PT_DYNAMIC segment.

  • CVE-2025-2849LowMar 27, 2025
    risk 0.00cvss 3.3epss 0.00

    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 the local host. The…

  • CVE-2023-23457MedJan 12, 2023
    risk 0.00cvss 5.3epss 0.00

    A Segmentation fault was found in UPX in PackLinuxElf64::invert_pt_dynamic() in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.

  • CVE-2023-23456MedJan 12, 2023
    risk 0.00cvss 5.3epss 0.00

    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.

  • CVE-2020-27788MedAug 18, 2022
    risk 0.00cvss 5.5epss 0.00

    An out-of-bounds read access vulnerability was discovered in UPX in PackLinuxElf64::canPack() function of p_lx_elf.cpp file. An attacker with a crafted input file could trigger this issue that could cause a crash leading to a denial of service.

  • CVE-2020-27790MedAug 18, 2022
    risk 0.00cvss 5.5epss 0.00

    A floating point exception issue was discovered in UPX in PackLinuxElf64::invert_pt_dynamic() function of p_lx_elf.cpp file. An attacker with a crafted input file could trigger this issue that could cause a crash leading to a denial of service. The highest impact is to…

  • CVE-2020-27787MedAug 18, 2022
    risk 0.00cvss 5.5epss 0.00

    A Segmentaation fault was found in UPX in invert_pt_dynamic() function in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.

  • CVE-2021-30501MedMay 27, 2021
    risk 0.00cvss 5.5epss 0.01

    An assertion abort was found in upx MemBuffer::alloc() in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service (abort) via a crafted file.

  • CVE-2021-30500HigMay 27, 2021
    risk 0.00cvss 7.8epss 0.01

    Null pointer dereference was found in upx PackLinuxElf::canUnpack() in p_lx_elf.cpp,in version UPX 4.0.0. That allow attackers to execute arbitrary code and cause a denial of service via a crafted file.

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