CVE-2017-18691 Memory corruption in n/a

Critical 9.8 Published 7 Apr 2020 Updated 5 Aug 2024

Buffer overflows in Samsung mobile device kernel drivers allow attackers to execute arbitrary code or escalate privileges.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2017-18691?

CVE-2017-18691 is a critical memory corruption vulnerability in Google Android, published on 7 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered on Samsung mobile devices with M(6.0) and N(7.0) (Exynos8890 chipsets) software. There are multiple Buffer Overflows in TSP sysfs cmd_store. The Samsung ID is SVE-2016-7500 (January 2017).

Weakness: CWE-120

Which versions are affected by CVE-2017-18691?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2017-18691?

No fix has been published for CVE-2017-18691 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2017-18691 being exploited?

There is no known exploitation of CVE-2017-18691 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-5549-w4f7-8jwg.