CVE-2021-46325 Memory corruption in n/a

High 7.8 Published Updated

A stack buffer overflow in Espruino allows attackers to execute arbitrary code or cause denial of service via crafted input.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-46325?

CVE-2021-46325 is a high-severity memory corruption vulnerability in n/a, published on 20 Jan 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Espruino 2v10.246 was discovered to contain a stack buffer overflow via src/jsutils.c in vcbprintf.

Weakness: CWE-787

Which versions are affected by CVE-2021-46325?

It affects 1 product.

Products include Espruino Espruino.

How do I fix CVE-2021-46325?

No fix has been published for CVE-2021-46325 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-2021-46325 being exploited?

There is no known exploitation of CVE-2021-46325 in the wild and no public exploit code.

Sources

Also known as GHSA-26jj-ccwx-5rwc.

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