CVE-2021-3947

CVE Details

Release Date:

2022-02-18

Description

A stack-buffer-overflow was found in QEMU in the NVME component. The flaw lies in nvme_changed_nslist() where a malicious guest controlling certain input can read out of bounds memory. A malicious user could use this flaw leading to disclosure of sensitive information.

See more information about CVE-2021-3947 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	5.5	Base Metrics:	AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Access Vector:	Local network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	None	Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (qemu)	ELSA-2022-9123	2022-02-05
Oracle Linux version 8 (hivex)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (libguestfs)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (libguestfs-winsupport)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (libiscsi)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (libnbd)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (libvirt)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (libvirt-dbus)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (libvirt-python)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (nbdkit)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (netcf)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (perl-Sys-Virt)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (qemu-kvm)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (seabios)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (sgabios)	ELSA-2022-9172	2022-02-25
Oracle Linux version 8 (supermin)	ELSA-2022-9172	2022-02-25

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team