CVE-2014-7826

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

10/11/2014

Last modified:

12/04/2025

Description

kernel/trace/trace_syscalls.c in the Linux kernel through 3.17.2 does not properly handle private syscall numbers during use of the ftrace subsystem, which allows local users to gain privileges or cause a denial of service (invalid pointer dereference) via a crafted application.

Impact

Vector 3.x

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

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x

7.80

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::::::::	2.6.32 (including)	3.2.65 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.3 (including)	3.4.106 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.5 (including)	3.10.60 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.11 (including)	3.12.33 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.13 (including)	3.14.24 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.15 (including)	3.16.35 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.17 (including)	3.17.3 (excluding)
cpe:2.3:o:opensuse:evergreen:11.4:::::::*
cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp2:::ltss:::*

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

CVE-2014-7826

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools