Filtered by vendor Upx Subscriptions
Total 35 CVE
CVE Vendors Products Updated CVSS v3.1
CVE-2019-20053 2 Opensuse, Upx 3 Backports, Leap, Upx 2025-04-11 5.5 Medium
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-2023-23457 2 Fedoraproject, Upx 2 Fedora, Upx 2025-04-11 5.3 Medium
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-2020-27788 1 Upx 1 Upx 2025-04-11 5.5 Medium
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-2020-27798 1 Upx 1 Upx 2025-04-11 5.5 Medium
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-2020-27799 1 Upx 1 Upx 2025-04-11 7.8 High
A heap-based buffer over-read was discovered in the acc_ua_get_be32 function in miniacc.h in UPX 4.0.0 via a crafted Mach-O file.
CVE-2020-27797 1 Upx 1 Upx 2025-04-11 5.5 Medium
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-2020-27801 1 Upx 1 Upx 2025-04-11 7.8 High
A heap-based buffer over-read was discovered in the get_le64 function in bele.h in UPX 4.0.0 via a crafted Mach-O file.
CVE-2020-27802 1 Upx 1 Upx 2025-04-11 5.5 Medium
An floating point exception was discovered in the elf_lookup function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.
CVE-2021-43313 1 Upx 1 Upx 2025-04-11 7.5 High
A heap-based buffer overflow was discovered in upx, during the variable 'bucket' points to an inaccessible address. The issue is being triggered in the function PackLinuxElf32::invert_pt_dynamic at p_lx_elf.cpp:1688.
CVE-2023-23456 2 Fedoraproject, Upx 2 Fedora, Upx 2025-04-11 5.3 Medium
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-2019-20805 1 Upx 1 Upx 2025-04-11 5.5 Medium
p_lx_elf.cpp in UPX before 3.96 has an integer overflow during unpacking via crafted values in a PT_DYNAMIC segment.
CVE-2021-20285 1 Upx 1 Upx 2025-04-11 6.6 Medium
A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability.
CVE-2020-27787 1 Upx 1 Upx 2025-04-11 5.5 Medium
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-2020-27790 1 Upx 1 Upx 2025-04-11 5.5 Medium
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 Availability.
CVE-2020-27796 1 Upx 1 Upx 2025-04-11 7.8 High
A heap-based buffer over-read was discovered in the invert_pt_dynamic function in p_lx_elf.cpp in UPX 4.0.0 via a crafted Mach-O file.