CVE-2017-18320 Null dereference in Snapdragon Automobile, Snapdragon Mobile

High 7.8 Published 3 Jan 2019 Updated 5 Aug 2024

An attacker can cause a data abort and denial of service by attempting to unload a third-party TEE without loading it first on Qualcomm Snapdragon devices.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2017-18320?

CVE-2017-18320 is a high-severity vulnerability in Qualcomm Msm8996au Firmware, published on 3 Jan 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

QSEE unload attempt on a 3rd party TEE without previously loading results in a data abort in snapdragon automobile and snapdragon mobile in versions MSM8996AU, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 636, SD 650/52, SD 712 / SD 710 / SD 670, SD 810, SD 820, SD 820A, SD 835, SDA660, SDM439, SDM630, SDM660, SDX24, Snapdragon_High_Med_2016, SXR1130.

Weakness: CWE-20

Which versions are affected by CVE-2017-18320?

It affects 32 products.

Products include Qualcomm Msm8996au Firmware, Qualcomm Sd 410 Firmware, Qualcomm Sd 412 Firmware, Qualcomm Sd 415 Firmware, Qualcomm Sd 425 Firmware, Qualcomm Sd 427 Firmware and 26 more.

How do I fix CVE-2017-18320?

No fix has been published for CVE-2017-18320 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-18320 being exploited?

There is no known exploitation of CVE-2017-18320 in the wild and no public exploit code.

All Qualcomm Msm8996au Firmware vulnerabilities

Sources

Also known as GHSA-v99q-48r6-vgfq.