Use After Free Affecting virt-devel:rhel/libvirt-daemon-driver-storage-core package, versions <0:6.0.0-37.module+el8.5.0+12162+40884dd2


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.44% (35th percentile)

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  • Snyk IDSNYK-RHEL8-VIRTDEVEL-4137465
  • 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?

Upgrade RHEL:8 virt-devel:rhel/libvirt-daemon-driver-storage-core to version 0:6.0.0-37.module+el8.5.0+12162+40884dd2 or higher.
This issue was patched in RHSA-2021:4191.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt-devel:rhel/libvirt-daemon-driver-storage-core package and not the virt-devel:rhel/libvirt-daemon-driver-storage-core 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