CVE Vulnerability

CVE-2018-14656

A missing address check in the callers of the show_opcodes() in the Linux kernel allows an attacker to dump the kernel memory at an arbitrary kernel address into the dmesg log.

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 PARTIAL

Integrity Impact NONE

Availability Impact NONE

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 HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://seclists.org/oss-sec/2018/q4/9 Mailing List Patch
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=342db04ae71273322f0011384a9ed414df8bdae4 Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14656 Issue Tracking Patch
https://bugs.chromium.org/p/project-zero/issues/detail?id=1650 Issue Tracking Patch
http://www.securitytracker.com/id/1041804 Third Party Advisory VDB Entry
https://lore.kernel.org/lkml/20180828154901.112726-1-jannh%40google.com/T/
Configurations

Configuration 1

cpe:2.3:o:linux:linux_kernel:4.19:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Information

Published : 2018-10-08 10:29

Updated : 2023-02-13 04:51

NVD link : CVE-2018-14656

Mitre link : CVE-2018-14656

Products Affected
No products.
CWE
CWE-20