CVE-2021-20257

2021-02-22T08:16:14
ID RH:CVE-2021-20257
Type redhatcve
Reporter redhat.com
Modified 2021-11-12T17:20:17

Description

An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits (tx) descriptors in process_tx_desc if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.