Vulnerabilities > CVE-2020-15863 - Out-of-bounds Write vulnerability in multiple products

047910
CVSS 5.3 - MEDIUM
Attack vector
LOCAL
Attack complexity
HIGH
Privileges required
LOW
Confidentiality impact
LOW
Integrity impact
LOW
Availability impact
LOW
local
high complexity
qemu
debian
canonical
CWE-787

Summary

hw/net/xgmac.c in the XGMAC Ethernet controller in QEMU before 07-20-2020 has a buffer overflow. This occurs during packet transmission and affects the highbank and midway emulated machines. A guest user or process could use this flaw to crash the QEMU process on the host, resulting in a denial of service or potential privileged code execution. This was fixed in commit 5519724a13664b43e225ca05351c60b4468e4555.

Vulnerable Configurations

Part Description Count
Application
Qemu
323
OS
Debian
1
OS
Canonical
3

Common Weakness Enumeration (CWE)