Debian DSA-4760-1: Critical QEMU Security Issues Addressed

Multiple security issues were discovered in QEMU, a fast processor
emulator:

CVE-2020-12829

An integer overflow in the sm501 display device may result in denial of
service.

CVE-2020-14364

An out-of-bands write in the USB emulation code may result in
guest-to-host code execution.

CVE-2020-15863

A buffer overflow in the XGMAC network device may result in denial of
service or the execution of arbitrary code.

CVE-2020-16092

A triggerable assert in the e1000e and vmxnet3 devices may result in
denial of service.

For the stable distribution (buster), these problems have been fixed in
version 1:3.1+dfsg-8+deb10u8.

We recommend that you upgrade your qemu packages.

For the detailed security status of qemu please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/qemu

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/secur...