CVE-2020-15863
Medium
Description
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.
SeverityMedium
CVSS5.3
Exploit probability—
Product
Qemu
PublishedJul 28, 2020
First seenJul 28, 2020
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| qemu qemu | v ≤ 5.0.0, 5.1.0 | — |
| debian debian_linux | 10.0 | — |
| canonical ubuntu_linux | 16.04, 18.04, 20.04 | — |
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