CVE-2024-33763 Memory corruption in n/a

High 7.5 Published 1 May 2024 Updated 25 Oct 2024

A stack-buffer-underflow in lunasvg allows attackers to cause denial of service or potentially execute arbitrary code via crafted SVG files.

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-2024-33763?

CVE-2024-33763 is a high-severity memory corruption vulnerability in n/a, published on 1 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

lunasvg v2.3.9 was discovered to contain a stack-buffer-underflow at lunasvg/source/layoutcontext.cpp.

Weakness: CWE-125

Which versions are affected by CVE-2024-33763?

1 open source package ship an affected version, including lunasvg. It affects 1 product.

Package	Affected	Fixed in
`lunasvg` PyPI	All versions to `2.3.9`	None

Products include Sammycage Lunasvg.

How do I fix CVE-2024-33763?

No fix has been published for CVE-2024-33763 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-2024-33763 being exploited?

There is no known exploitation of CVE-2024-33763 in the wild and no public exploit code.

Sources

Also known as GHSA-cgpr-m9mx-94j6, PYSEC-2024-281.