CVE-2012-2390

kernel: huge pages: memory leak on mmap failure

Severity Score

5.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Memory leak in mm/hugetlb.c in the Linux kernel before 3.4.2 allows local users to cause a denial of service (memory consumption or system crash) via invalid MAP_HUGETLB mmap operations.

Memoria no liberada (memory leak) en mm/hugetlb.c del kernel de Linux en versiones anteriores a la 3.4.2. Permite a usuarios locales provocar una denegación de servicio (consumo de la memoria o caída del sistema) a traves de operaciones mmap MAP_HUGETLB inválidas.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2012-04-19 CVE Reserved
2012-06-13 CVE Published
2023-03-08 EPSS Updated
2024-08-06 CVE Updated
2024-08-06 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-399: Resource Management Errors
CWE-401: Missing Release of Memory after Effective Lifetime

CAPEC

References (8)

URL	Tag	Source
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c50ac050811d6485616a193eb0f37bfbd191cc89	X_refsource_confirm
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.2	X_refsource_confirm
http://www.openwall.com/lists/oss-security/2012/05/23/14	Mailing List

URL	Date	SRC
https://github.com/torvalds/linux/commit/c50ac050811d6485616a193eb0f37bfbd191cc89	2024-08-06

URL	Date	SRC

URL	Date	SRC
http://www.ubuntu.com/usn/USN-1515-1	2023-02-13
http://www.ubuntu.com/usn/USN-1535-1	2023-02-13
https://bugzilla.redhat.com/show_bug.cgi?id=824345	2012-09-25
https://access.redhat.com/security/cve/CVE-2012-2390	2012-09-25

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"				<= 3.4.1 Search vendor "Linux" for product "Linux Kernel" and version " <= 3.4.1"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				3.4 Search vendor "Linux" for product "Linux Kernel" and version "3.4"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				3.4 Search vendor "Linux" for product "Linux Kernel" and version "3.4"		rc1		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				3.4 Search vendor "Linux" for product "Linux Kernel" and version "3.4"		rc2		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				3.4 Search vendor "Linux" for product "Linux Kernel" and version "3.4"		rc3		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				3.4 Search vendor "Linux" for product "Linux Kernel" and version "3.4"		rc4		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				3.4 Search vendor "Linux" for product "Linux Kernel" and version "3.4"		rc5		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				3.4 Search vendor "Linux" for product "Linux Kernel" and version "3.4"		rc6		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				3.4 Search vendor "Linux" for product "Linux Kernel" and version "3.4"		rc7		Affected