CVE-2021-20255

Name of the Vulnerable Software and Affected Versions QEMU (affected versions not specified)

Description A stack overflow via an infinite recursion vulnerability was found in the eepro100 i8255x device emulator of QEMU. This issue occurs while processing controller commands due to a DMA reentry issue. The flaw allows a guest user or process to consume CPU cycles or crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.