CVE-2020-11947

CVE Details

Release Date:	2020-12-31
Impact:	None	What is this?

Description

iscsi_aio_ioctl_cb in block/iscsi.c in QEMU 4.1.0 has a heap-based buffer over-read that may disclose unrelated information from process memory to an attacker.

See more information about CVE-2020-11947 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:L/I:N/A:N
Version:	3.0
Attack Vector:	Local
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Changed
Confidentiality Impact:	Low
Integrity Impact:	None
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (qemu)	ELSA-2021-9104	2021-03-12
Oracle Linux version 7 (qemu)	ELSA-2021-9109	2021-03-15
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