Vulnerabilities (CVE)

Filtered by vendor Upx Project Subscribe
Total 33 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2020-27797 1 Upx Project 1 Upx 2023-12-10 N/A 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-2021-20285 1 Upx Project 1 Upx 2023-12-10 8.3 HIGH 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 Project 3 Fedora, Enterprise Linux, Upx 2023-12-10 6.8 MEDIUM 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-2020-24119 2 Fedoraproject, Upx Project 2 Fedora, Upx 2023-12-10 5.8 MEDIUM 7.1 HIGH
A heap buffer overflow read was discovered in upx 4.0.0, because the check in p_lx_elf.cpp is not perfect.
CVE-2021-30501 3 Fedoraproject, Redhat, Upx Project 3 Fedora, Enterprise Linux, Upx 2023-12-10 4.3 MEDIUM 5.5 MEDIUM
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-2019-20805 1 Upx Project 1 Upx 2023-12-10 4.3 MEDIUM 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-2019-20053 2 Opensuse, Upx Project 3 Backports, Leap, Upx 2023-12-10 4.3 MEDIUM 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-2019-20051 2 Fedoraproject, Upx Project 2 Fedora, Upx 2023-12-10 4.3 MEDIUM 5.5 MEDIUM
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-2019-20021 2 Fedoraproject, Upx Project 2 Fedora, Upx 2023-12-10 4.3 MEDIUM 5.5 MEDIUM
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-2019-14295 1 Upx Project 1 Upx 2023-12-10 4.3 MEDIUM 5.5 MEDIUM
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-2019-14296 1 Upx Project 1 Upx 2023-12-10 6.8 MEDIUM 7.8 HIGH
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-2018-11243 1 Upx Project 1 Upx 2023-12-10 6.8 MEDIUM 7.8 HIGH
PackLinuxElf64::unpack in p_lx_elf.cpp in UPX 3.95 allows remote attackers to cause a denial of service (double free), limit the ability of a malware scanner to operate on the entire original data, or possibly have unspecified other impact via a crafted file.
CVE-2017-15056 1 Upx Project 1 Upx 2023-12-10 6.8 MEDIUM 7.8 HIGH
p_lx_elf.cpp in UPX 3.94 mishandles ELF headers, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted binary file, as demonstrated by an Invalid Pointer Read in PackLinuxElf64::unpack().