CVE-2016-10155

Qemu: watchdog: memory leakage in virtual hardware watchdog wdt_i6300esb

Severity Score

6.0

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Memory leak in hw/watchdog/wdt_i6300esb.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.

Pérdida de memoria en hw/watchdog/wdt_i6300esb.c en QEMU (también conocido como Quick Emulator) permite a usuarios locales privilegiados locales del SO invitado provocar una denegación de servicio (consumo de memoria del host y caída del proceso QEMU) a través de un gran número de operaciones de desenchufado del dispositivo.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

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

2017-01-20 CVE Reserved
2017-02-21 CVE Published
2023-03-08 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-401: Missing Release of Memory after Effective Lifetime
CWE-772: Missing Release of Resource after Effective Lifetime

CAPEC

References (10)

URL	Tag	Source
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=eb7a20a3616085d46aa6b4b4224e15587ec67e6e	X_refsource_confirm
http://www.securityfocus.com/bid/95770	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/2017/01/20/14	2023-11-07
http://www.openwall.com/lists/oss-security/2017/01/21/4	2023-11-07

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2017:2392	2023-11-07
https://access.redhat.com/errata/RHSA-2017:2408	2023-11-07
https://security.gentoo.org/glsa/201702-28	2023-11-07
https://access.redhat.com/security/cve/CVE-2016-10155	2017-08-01
https://bugzilla.redhat.com/show_bug.cgi?id=1415199	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"				<= 2.8.1.1 Search vendor "Qemu" for product "Qemu" and version " <= 2.8.1.1"		-		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