CVE-2013-2094

Severity CVSS v4.0:

Pending analysis

Type:

CWE-189 Numeric Errors

Publication date:

14/05/2013

Last modified:

22/10/2025

Description

The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows local users to gain privileges via a crafted perf_event_open system call.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.40 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

8.40

Severity 3.x

HIGH

Vector 2.0

AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

7.20

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::		3.0.75 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.1 (including)	3.2.45 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.3 (including)	3.4.42 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.5 (including)	3.8.9 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2013-2094

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools