CVE-2017-7487

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

14/05/2017

Last modified:

20/04/2025

Description

The ipxitf_ioctl function in net/ipx/af_ipx.c in the Linux kernel through 4.11.1 mishandles reference counts, which allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a failed SIOCGIFADDR ioctl call for an IPX interface.

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::::::::		3.2.89 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.3 (including)	3.16.44 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.17 (including)	3.18.55 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.19 (including)	4.1.41 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.2 (including)	4.4.70 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.5 (including)	4.9.30 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.10 (including)	4.11.3 (excluding)
cpe:2.3:o:debian:debian_linux:8.0:::::::*
cpe:2.3:o:debian:debian_linux:9.0:::::::*

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

CVE-2017-7487

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools