CVE-2020-16092

CVE Details

Release Date:	2020-08-11
Impact:	None	What is this?

Description

In QEMU through 5.0.0, an assertion failure can occur in the network packet processing. This issue affects the e1000e and vmxnet3 network devices. A malicious guest user/process could use this flaw to abort the QEMU process on the host, resulting in a denial of service condition in net_tx_pkt_add_raw_fragment in hw/net/net_tx_pkt.c.

See more information about CVE-2020-16092 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	3.8
Vector String:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L
Version:	3.0
Attack Vector:	Local
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Changed
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Low

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (qemu)	ELSA-2021-9034	2021-02-08
Oracle Linux version 7 (qemu-kvm)	ELSA-2021-0347	2021-02-03
Oracle Linux version 8 (hivex)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (libguestfs)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (libguestfs-winsupport)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (libiscsi)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (libnbd)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (libvirt)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (libvirt-dbus)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (libvirt-python)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (nbdkit)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (netcf)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (perl-Sys-Virt)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (qemu-kvm)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (seabios)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (sgabios)	ELSA-2021-1762	2021-05-25
Oracle Linux version 8 (supermin)	ELSA-2021-1762	2021-05-25