CVE-2017-7616

kernel: Incorrect error handling in the set_mempolicy and mbind compat syscalls in mm/mempolicy.c

Severity Score

5.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Incorrect error handling in the set_mempolicy and mbind compat syscalls in mm/mempolicy.c in the Linux kernel through 4.10.9 allows local users to obtain sensitive information from uninitialized stack data by triggering failure of a certain bitmap operation.

El manejo incorrecto de los errores en las syscalls set_mempolicy y mbind compat en mm/mempolicy.c en el kernel de Linux hasta la versión 4.10.9 permite a los usuarios locales obtener información confidencial de datos de pila no inicializados al activar el fallo de una determinada operación de mapa de bits.

Incorrect error handling in the set_mempolicy() and mbind() compat syscalls in 'mm/mempolicy.c' in the Linux kernel allows local users to obtain sensitive information from uninitialized stack data by triggering failure of a certain bitmap operation.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-04-10 CVE Reserved
2017-04-10 CVE Published
2023-03-08 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-388: 7PK - Errors
CWE-390: Detection of Error Condition Without Action

CAPEC

References (10)

URL	Tag	Source
http://www.securityfocus.com/bid/97527	Third Party Advisory
http://www.securitytracker.com/id/1038503	Vdb Entry
https://source.android.com/security/bulletin/2017-09-01	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf01fb9985e8deb25ccf0ea54d916b8871ae0e62	2018-06-20
https://github.com/torvalds/linux/commit/cf01fb9985e8deb25ccf0ea54d916b8871ae0e62	2018-06-20

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2017:1842	2018-06-20
https://access.redhat.com/errata/RHSA-2017:2077	2018-06-20
https://access.redhat.com/errata/RHSA-2018:1854	2018-06-20
https://access.redhat.com/security/cve/CVE-2017-7616	2018-06-19
https://bugzilla.redhat.com/show_bug.cgi?id=1441088	2018-06-19

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				<= 4.10.9 Search vendor "Linux" for product "Linux Kernel" and version " <= 4.10.9"		-		Affected