CVE-2010-2492

kernel: ecryptfs_uid_hash() buffer overflow

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Buffer overflow in the ecryptfs_uid_hash macro in fs/ecryptfs/messaging.c in the eCryptfs subsystem in the Linux kernel before 2.6.35 might allow local users to gain privileges or cause a denial of service (system crash) via unspecified vectors.

Vulnerabilidad de desbordamiento de búfer en la macro ecryptfs_uid_hash en fs/ecryptfs/messaging.c del subsistema eCryptfs del kernel de Linux anterior a v2.6.35, podría permitir a a usuarios locales obtener privilegios o provocar una denegación de servicio (caída de sistema) a través de vectores no especificados.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2010-06-28 CVE Reserved
2010-08-06 CVE Published
2023-03-08 EPSS Updated
2024-08-07 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CAPEC

References (13)

URL	Tag	Source
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a6f80fb7b5986fda663d94079d3bba0937a6b6ff	X_refsource_confirm
http://secunia.com/advisories/42890	Broken Link
http://secunia.com/advisories/46397	Broken Link
http://support.avaya.com/css/P8/documents/100113326	Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35	Broken Link
http://www.securityfocus.com/archive/1/520102/100/0/threaded	Mailing List

URL	Date	SRC

URL	Date	SRC
http://www.vmware.com/security/advisories/VMSA-2011-0012.html	2023-02-13
https://bugzilla.redhat.com/show_bug.cgi?id=611385	2011-01-11

URL	Date	SRC
http://www.mandriva.com/security/advisories?name=MDVSA-2010:172	2023-02-13
http://www.mandriva.com/security/advisories?name=MDVSA-2010:198	2023-02-13
http://www.redhat.com/support/errata/RHSA-2010-0723.html	2023-02-13
http://www.redhat.com/support/errata/RHSA-2011-0007.html	2023-02-13
https://access.redhat.com/security/cve/CVE-2010-2492	2011-01-11

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"				< 2.6.35 Search vendor "Linux" for product "Linux Kernel" and version " < 2.6.35"		-		Affected
Vmware Search vendor "Vmware"		Esx Search vendor "Vmware" for product "Esx"				4.0 Search vendor "Vmware" for product "Esx" and version "4.0"		-		Affected
Vmware Search vendor "Vmware"		Esx Search vendor "Vmware" for product "Esx"				4.1 Search vendor "Vmware" for product "Esx" and version "4.1"		-		Affected
Avaya Search vendor "Avaya"		Aura Communication Manager Search vendor "Avaya" for product "Aura Communication Manager"				5.2 Search vendor "Avaya" for product "Aura Communication Manager" and version "5.2"		-		Affected
Avaya Search vendor "Avaya"		Aura Presence Services Search vendor "Avaya" for product "Aura Presence Services"				6.0 Search vendor "Avaya" for product "Aura Presence Services" and version "6.0"		-		Affected
Avaya Search vendor "Avaya"		Aura Presence Services Search vendor "Avaya" for product "Aura Presence Services"				6.1 Search vendor "Avaya" for product "Aura Presence Services" and version "6.1"		-		Affected
Avaya Search vendor "Avaya"		Aura Presence Services Search vendor "Avaya" for product "Aura Presence Services"				6.1.1 Search vendor "Avaya" for product "Aura Presence Services" and version "6.1.1"		-		Affected
Avaya Search vendor "Avaya"		Aura Session Manager Search vendor "Avaya" for product "Aura Session Manager"				1.1 Search vendor "Avaya" for product "Aura Session Manager" and version "1.1"		-		Affected
Avaya Search vendor "Avaya"		Aura Session Manager Search vendor "Avaya" for product "Aura Session Manager"				5.2 Search vendor "Avaya" for product "Aura Session Manager" and version "5.2"		-		Affected
Avaya Search vendor "Avaya"		Aura Session Manager Search vendor "Avaya" for product "Aura Session Manager"				6.0 Search vendor "Avaya" for product "Aura Session Manager" and version "6.0"		-		Affected
Avaya Search vendor "Avaya"		Aura System Manager Search vendor "Avaya" for product "Aura System Manager"				5.2 Search vendor "Avaya" for product "Aura System Manager" and version "5.2"		-		Affected
Avaya Search vendor "Avaya"		Aura System Manager Search vendor "Avaya" for product "Aura System Manager"				6.0 Search vendor "Avaya" for product "Aura System Manager" and version "6.0"		-		Affected
Avaya Search vendor "Avaya"		Aura System Manager Search vendor "Avaya" for product "Aura System Manager"				6.1 Search vendor "Avaya" for product "Aura System Manager" and version "6.1"		-		Affected
Avaya Search vendor "Avaya"		Aura System Manager Search vendor "Avaya" for product "Aura System Manager"				6.1.1 Search vendor "Avaya" for product "Aura System Manager" and version "6.1.1"		-		Affected
Avaya Search vendor "Avaya"		Aura System Platform Search vendor "Avaya" for product "Aura System Platform"				1.1 Search vendor "Avaya" for product "Aura System Platform" and version "1.1"		-		Affected
Avaya Search vendor "Avaya"		Aura System Platform Search vendor "Avaya" for product "Aura System Platform"				6.0 Search vendor "Avaya" for product "Aura System Platform" and version "6.0"		-		Affected
Avaya Search vendor "Avaya"		Aura System Platform Search vendor "Avaya" for product "Aura System Platform"				6.0 Search vendor "Avaya" for product "Aura System Platform" and version "6.0"		sp1		Affected
Avaya Search vendor "Avaya"		Aura Voice Portal Search vendor "Avaya" for product "Aura Voice Portal"				5.0 Search vendor "Avaya" for product "Aura Voice Portal" and version "5.0"		-		Affected
Avaya Search vendor "Avaya"		Aura Voice Portal Search vendor "Avaya" for product "Aura Voice Portal"				5.1 Search vendor "Avaya" for product "Aura Voice Portal" and version "5.1"		-		Affected
Avaya Search vendor "Avaya"		Aura Voice Portal Search vendor "Avaya" for product "Aura Voice Portal"				5.1 Search vendor "Avaya" for product "Aura Voice Portal" and version "5.1"		sp1		Affected
Avaya Search vendor "Avaya"		Iq Search vendor "Avaya" for product "Iq"				5.0 Search vendor "Avaya" for product "Iq" and version "5.0"		-		Affected
Avaya Search vendor "Avaya"		Iq Search vendor "Avaya" for product "Iq"				5.1 Search vendor "Avaya" for product "Iq" and version "5.1"		-		Affected