Use After Free Affecting virt:8.2/qemu-kvm-hw-usbredir package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.44% (37th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL8-VIRT-4406932
  • published26 Jul 2021
  • disclosed16 Jul 2020

Introduced: 16 Jul 2020

CVE-2020-15859  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 virt:8.2/qemu-kvm-hw-usbredir.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:8.2/qemu-kvm-hw-usbredir package and not the virt:8.2/qemu-kvm-hw-usbredir package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

QEMU 4.2.0 has a use-after-free in hw/net/e1000e_core.c because a guest OS user can trigger an e1000e packet with the data's address set to the e1000e's MMIO address.

CVSS Base Scores

version 3.1