CVE Vulnerability

CVE-2018-5843

In the function wma_pdev_div_info_evt_handler() in all Android releases from CAF (Android for MSM, Firefox OS for MSM, QRD Android) using the Linux Kernel, there is no upper bound check on the value event->num_chains_valid received from firmware which can lead to a buffer overwrite of the fixed size chain_rssi_result structure.

4.6 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.codeaurora.org/security-bulletin/2018/05/11/may-2018-code-aurora-security-bulletin-2 Patch Third Party Advisory
https://source.android.com/security/bulletin/pixel/2018-05-01 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Information

Published : 2018-06-12 08:29

Updated : 2018-08-03 06:38

NVD link : CVE-2018-5843

Mitre link : CVE-2018-5843

Products Affected
No products.
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer