CVE-2017-8379

Qemu: input: host memory lekage via keyboard events

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Memory leak in the keyboard input event handlers support in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) by rapidly generating large keyboard events.

La pérdida de memoria en el soporte de controladores de eventos de entrada de teclado en QEMU (también conocido como Quick Emulator) permite a los usuarios privilegiados locales de SO invitados causar una denegación de servicio (consumo de memoria del host) al generar rápidamente eventos de teclado grandes.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Adjacent

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

Low

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

Attack Vector

Adjacent

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-04-30 CVE Reserved
2017-05-16 CVE Published
2023-03-08 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-772: Missing Release of Resource after Effective Lifetime

CAPEC

References (8)

URL	Tag	Source
http://www.securityfocus.com/bid/98277	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html	Mailing List

URL	Date	SRC

URL	Date	SRC
http://www.openwall.com/lists/oss-security/2017/05/03/2	2021-08-04
https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg05599.html	2021-08-04

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2017:2408	2021-08-04
https://security.gentoo.org/glsa/201706-03	2021-08-04
https://access.redhat.com/security/cve/CVE-2017-8379	2017-08-01
https://bugzilla.redhat.com/show_bug.cgi?id=1446547	2017-08-01

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Qemu Search vendor "Qemu"		Qemu Search vendor "Qemu" for product "Qemu"				<= 2.9.1 Search vendor "Qemu" for product "Qemu" and version " <= 2.9.1"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Openstack Search vendor "Redhat" for product "Openstack"				6.0 Search vendor "Redhat" for product "Openstack" and version "6.0"		-		Affected
Redhat Search vendor "Redhat"		Openstack Search vendor "Redhat" for product "Openstack"				7.0 Search vendor "Redhat" for product "Openstack" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Openstack Search vendor "Redhat" for product "Openstack"				8 Search vendor "Redhat" for product "Openstack" and version "8"		-		Affected
Redhat Search vendor "Redhat"		Openstack Search vendor "Redhat" for product "Openstack"				9 Search vendor "Redhat" for product "Openstack" and version "9"		-		Affected
Redhat Search vendor "Redhat"		Openstack Search vendor "Redhat" for product "Openstack"				10 Search vendor "Redhat" for product "Openstack" and version "10"		-		Affected
Redhat Search vendor "Redhat"		Openstack Search vendor "Redhat" for product "Openstack"				11 Search vendor "Redhat" for product "Openstack" and version "11"		-		Affected