CVE-2013-0914

Severity CVSS v4.0:

Pending analysis

Type:

CWE-264 Permissions, Privileges, and Access Control

Publication date:

22/03/2013

Last modified:

11/04/2025

Description

The flush_signal_handlers function in kernel/signal.c in the Linux kernel before 3.8.4 preserves the value of the sa_restorer field across an exec operation, which makes it easier for local users to bypass the ASLR protection mechanism via a crafted application containing a sigaction system call.

Impact

Vector 2.0

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

Base Score: 3.60 LOW
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:N

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

Base Score 2.0

3.60

Severity 2.0

LOW

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::		3.8.3 (including)
cpe:2.3:o:linux:linux_kernel:3.8.0:::::::*
cpe:2.3:o:linux:linux_kernel:3.8.1:::::::*
cpe:2.3:o:linux:linux_kernel:3.8.2:::::::*

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

CVE-2013-0914

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools