CVE-2017-14883 Information

Description

In the function wma_unified_power_debug_stats_event_handler() in Android for MSM Firefox OS for MSM and QRD Android before 2017-10-18 if the value param_buf-num_debug_register received from the FW command buffer is close to max of uint32 then the computation performed using this variable to calculate stats_registers_len may overflow to a smaller value leading to less than required memory allocated for power_stats_results and potentially a buffer overflow while copying the FW buffer to local buffer.

CVSS Vector

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

Reference

https://source.android.com/security/bulletin/pixel/2018-02-01 https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/commit/?id=3de34af4e2ca91e1a2260deb380b81620a631c85

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8