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CVE-2020-27790

Description

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.

POC

Reference

- https://github.com/upx/upx/issues/331

Github

- https://github.com/Live-Hack-CVE/CVE-2020-27790