CVE-2021-30636 Integer overflow in n/a

Critical 9.8 Published Updated

An integer overflow in MediaTek LinkIt SDK memory allocation functions can lead to memory corruption, potentially allowing code execution or denial of service.

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-2021-30636?

CVE-2021-30636 is a critical vulnerability in n/a, published on 24 Jan 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In MediaTek LinkIt SDK before 4.6.1, there is a possible memory corruption due to an integer overflow during mishandled memory allocation by pvPortCalloc and pvPortRealloc.

Weakness: CWE-190

Which versions are affected by CVE-2021-30636?

It affects 1 product.

Products include Mediatek Linkit Software Development Kit.

How do I fix CVE-2021-30636?

No fix has been published for CVE-2021-30636 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-30636 being exploited?

There is no known exploitation of CVE-2021-30636 in the wild and no public exploit code.

Sources

Also known as GHSA-gc9h-g4qm-fgcv.

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