Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2017-8068

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
23/04/2017
Last modified:
20/04/2025

Description

drivers/net/usb/pegasus.c in the Linux kernel 4.9.x before 4.9.11 interacts incorrectly with the CONFIG_VMAP_STACK option, which allows local users to cause a denial of service (system crash or memory corruption) or possibly have unspecified other impact by leveraging use of more than one virtual page for a DMA scatterlist.

Impact

Vector 3.x
CVSS:3.0/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:3.0/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:4.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.9.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.9.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.9.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.9.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.9.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.9.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.9.8:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.9.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.9.10:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools