CVE-2021-32487 Memory corruption in n/a

High 7.5 Published Updated

A heap buffer overflow in the 2G RRM component allows remote attackers to cause a system crash without user interaction or 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-2021-32487?

CVE-2021-32487 is a high-severity memory corruption vulnerability in n/a, published on 9 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In modem 2G RRM, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY00500736; Issue ID: ALPS04938456.

Weakness: CWE-787

Which versions are affected by CVE-2021-32487?

It affects 1 product.

Products include Mediatek Modem.

How do I fix CVE-2021-32487?

No fix has been published for CVE-2021-32487 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-2021-32487 being exploited?

There is no known exploitation of CVE-2021-32487 in the wild and no public exploit code.

Sources

Also known as GHSA-f9gf-mv67-x4h6.

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