CVE-2016-9555

Severity CVSS v4.0:

Pending analysis

Type:

CWE-125 Out-of-bounds Read

Publication date:

28/11/2016

Last modified:

12/04/2025

Description

The sctp_sf_ootb function in net/sctp/sm_statefuns.c in the Linux kernel before 4.8.8 lacks chunk-length checking for the first chunk, which allows remote attackers to cause a denial of service (out-of-bounds slab access) or possibly have unspecified other impact via crafted SCTP data.

Impact

Vector 3.x

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

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
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

9.80

Severity 3.x

CRITICAL

Vector 2.0

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

Base Score: 10.00 HIGH
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

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

Base Score 2.0

10.00

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	3.2 (including)	3.2.85 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.3 (including)	3.10.105 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.11 (including)	3.12.68 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.13 (including)	3.16.40 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.17 (including)	3.18.49 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	3.19 (including)	4.4.32 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.5.0 (including)	4.8.8 (excluding)

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

CVE-2016-9555

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools