CVE-2017-8831

HIGH

Description

The saa7164_bus_get function in drivers/media/pci/saa7164/saa7164-bus.c in the Linux kernel through 4.11.5 allows local users to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact by changing a certain sequence-number value, aka a "double fetch" vulnerability.

References

http://www.securityfocus.com/archive/1/540770/30/0/threaded

http://www.securityfocus.com/bid/99619

https://bugzilla.kernel.org/show_bug.cgi?id=195559

https://github.com/stoth68000/media-tree/commit/354dd3924a2e43806774953de536257548b5002c

https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html

https://usn.ubuntu.com/3754-1/

Details

Source: MITRE

Published: 2017-05-08

Updated: 2018-08-24

Type: CWE-125

Risk Information

CVSS v2.0

Base Score: 7.2

Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C)

Impact Score: 10

Exploitability Score: 3.9

Severity: HIGH

CVSS v3.0

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH