Out-of-bounds Read Affecting libvirt-daemon-driver-storage-iscsi package, versions <0:4.5.0-42.module+el8.2.0+6024+15a2423f


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.07% (32nd percentile)

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  • Snyk IDSNYK-CENTOS8-LIBVIRTDAEMONDRIVERSTORAGEISCSI-2051562
  • published26 Jul 2021
  • disclosed24 Aug 2020

Introduced: 24 Aug 2020

CVE-2020-14364  (opens in a new tab)
CWE-125  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Centos:8 libvirt-daemon-driver-storage-iscsi to version 0:4.5.0-42.module+el8.2.0+6024+15a2423f or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libvirt-daemon-driver-storage-iscsi package and not the libvirt-daemon-driver-storage-iscsi package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU in versions before 5.2.0. This issue occurs while processing USB packets from a guest when USBDevice 'setup_len' exceeds its 'data_buf[4096]' in the do_token_in, do_token_out routines. This flaw allows a guest user to crash the QEMU process, resulting in a denial of service, or the potential execution of arbitrary code with the privileges of the QEMU process on the host.

CVSS Scores

version 3.1