CVE-2017-18155 Null dereference in Snapdragon Automobile, Snapdragon Mobile

High 7.8 Published Updated

An uninitialized variable in Qualcomm Snapdragon drivers allows attackers to cause a kernel fault and denial of service via HEVC content.

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-2017-18155?

CVE-2017-18155 is a high-severity vulnerability in Qualcomm Msm8996au Firmware, published on 12 Jul 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

While playing HEVC content using HD DMB in Snapdragon Automobile and Snapdragon Mobile in version MSM8996AU, SD 450, SD 625, SD 820, SD 820A, SD 835, an uninitialized variable can be used leading to a kernel fault.

Weakness: CWE-20

Which versions are affected by CVE-2017-18155?

It affects 6 products.

Products include Qualcomm Msm8996au Firmware, Qualcomm Sd 450 Firmware, Qualcomm Sd 625 Firmware, Qualcomm Sd 820 Firmware, Qualcomm Sd 820a Firmware, Qualcomm Sd 835 Firmware.

How do I fix CVE-2017-18155?

No fix has been published for CVE-2017-18155 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-18155 being exploited?

There is no known exploitation of CVE-2017-18155 in the wild and no public exploit code.

All Qualcomm Msm8996au Firmware vulnerabilities

Sources

Also known as GHSA-pfxq-m3cp-65hm.

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