Filtered by vendor Upx Subscriptions
Total 34 CVE
CVE Vendors Products Updated CVSS v3.1
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.
CVE-2020-27800 1 Upx 1 Upx 2025-04-11 7.8 High
A heap-based buffer over-read was discovered in the get_le32 function in bele.h in UPX 4.0.0 via a crafted Mach-O file.
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-2021-30500 3 Fedoraproject, Redhat, Upx 3 Fedora, Enterprise Linux, Upx 2025-04-11 7.8 High
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.
CVE-2021-43311 1 Upx 1 Upx 2025-04-11 7.5 High
A heap-based buffer overflow 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:5382.
CVE-2021-43312 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 PackLinuxElf64::invert_pt_dynamic at p_lx_elf.cpp:5239.
CVE-2021-43314 1 Upx 1 Upx 2025-04-11 7.5 High
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:5368
CVE-2021-46179 1 Upx 1 Upx 2025-04-11 6.5 Medium
Reachable Assertion vulnerability in upx before 4.0.0 allows attackers to cause a denial of service via crafted file passed to the the readx function.
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-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-2021-43317 1 Upx 1 Upx 2025-04-11 7.5 High
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 PackLinuxElf64::elf_lookup() at p_lx_elf.cpp:5404
CVE-2019-14296 1 Upx 1 Upx 2025-04-11 N/A
canUnpack in p_vmlinx.cpp in UPX 3.95 allows remote attackers to cause a denial of service (SEGV or buffer overflow, and application crash) or possibly have unspecified other impact via a crafted UPX packed file.
CVE-2021-43315 1 Upx 1 Upx 2025-04-11 7.5 High
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