Heap-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Heap-based Buffer Overflow in the PackLinuxElf64::unDTINIT function in plxelf.cpp. An attacker can trigger a segfault with malicious input. Remediation A fix was pushed into the master branch but not yet published. References - GitHub...

DEBIAN-CVE-2021-43312

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::invertptdynamic at plxelf.cpp:5239...

Denial of Service (DoS)

Overview Affected versions of this package are vulnerable to Denial of Service DoS due to a segmentation fault, via the PackLinuxElf64::invertptdynamic function in the plxelf.cpp file. Details Denial of Service DoS describes a family of attacks, all aimed at making a system inaccessible to its...