CVE-2015-8961

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

16/11/2016

Last modified:

12/04/2025

Description

The __ext4_journal_stop function in fs/ext4/ext4_jbd2.c in the Linux kernel before 4.3.3 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging improper access to a certain error field.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
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:N/AC:M/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 9.30 HIGH
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

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

Base Score 2.0

9.30

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	3.10.85 (including)	3.12 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.12.46 (including)	3.12.52 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.14.49 (including)	3.14.59 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.18.20 (including)	3.18.54 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.1.4 (including)	4.1.15 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.2 (including)	4.2.8 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.3 (including)	4.3.3 (excluding)

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

CVE-2015-8961

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools