CVE-2018-20854 Information

Description

An issue was discovered in the Linux kernel before 4.20. drivers/phy/mscc/phy-ocelot-serdes.c has an off-by-one error with a resultant ctrl-phys out-of-bounds read.

CVSS Vector

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

Reference

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6acb47d1a318e5b3b7115354ebc4ea060c59d3a1 https://github.com/torvalds/linux/commit/6acb47d1a318e5b3b7115354ebc4ea060c59d3a1 https://security.netapp.com/advisory/ntap-20190905-0002/ https://support.f5.com/csp/article/K32450233 https://support.f5.com/csp/article/K32450233?utm_source=f5support&utm_medium=RSS

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8