CVE-2022-36947 Memory corruption in n/a

Critical 9.8 Published Updated

A stack buffer overflow in FastStone Image Viewer allows attackers to execute arbitrary code via a malicious PNG file.

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-2022-36947?

CVE-2022-36947 is a critical memory corruption vulnerability in n/a, published on 18 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Unsafe Parsing of a PNG tRNS chunk in FastStone Image Viewer through 7.5 results in a stack buffer overflow.

Weakness: CWE-787

Which versions are affected by CVE-2022-36947?

It affects 1 product.

Products include Faststone Image Viewer.

How do I fix CVE-2022-36947?

No fix has been published for CVE-2022-36947 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-2022-36947 being exploited?

There is no known exploitation of CVE-2022-36947 in the wild and no public exploit code.

Sources

Also known as GHSA-79mp-9mjj-qfv3.

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