CVE Vulnerability

CVE-2018-8043

The unimac_mdio_probe function in drivers/net/phy/mdio-bcm-unimac.c in the Linux kernel through 4.15.8 does not validate certain resource availability, which allows local users to cause a denial of service (NULL pointer dereference).

2.1 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/torvalds/linux/commit/297a6961ffb8ff4dc66c9fbf53b924bd1dda05d5 Patch Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=297a6961ffb8ff4dc66c9fbf53b924bd1dda05d5 Patch Vendor Advisory
https://usn.ubuntu.com/3619-1/ Third Party Advisory
https://usn.ubuntu.com/3619-2/ Third Party Advisory
https://usn.ubuntu.com/3632-1/ Third Party Advisory
https://usn.ubuntu.com/3630-2/ Third Party Advisory
https://usn.ubuntu.com/3630-1/ Third Party Advisory
http://www.securitytracker.com/id/1040749 Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
Information

Published : 2018-03-10 10:29

Updated : 2019-03-04 07:11

NVD link : CVE-2018-8043

Mitre link : CVE-2018-8043

Products Affected
No products.
CWE
CWE-476