CVE-2021-43313

UPX is affected by CVE-2021-43313: a heap-based buffer overflow in PackLinuxElf32::invert_pt_dynamic (p_lx_elf.cpp:1688) when processing ELF inputs. Several connected sources confirm the issue and reference the same function/path. The OSV/OpenSUSE advisory indicates this CVE was addressed in the ...

CVE-2021-43315

CVE-2021-43315 affects upx; a heap-based buffer overflow occurs in UPX’s PackLinuxElf32::elf_lookup() at p_lx_elf.cpp:5349 due to a mis-managed pointer. Public disclosures in OSV/OpenSUSE advisories indicate fixes in UPX release 4.0.2. If unpatched, vulnerable versions of upx may crash or be expl...

Updated upx packages fix security vulnerabilities

The updated packages fix security vulnerabilities: PackLinuxElf64::unpack in plxelf.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...