CVE-2024-33263 Denial of service in n/a

Medium 4.0 Published 26 Apr 2024 Updated 21 Nov 2024

An assertion failure in QuickJS allows attackers to cause a denial of service via crafted JavaScript input.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2024-33263?

CVE-2024-33263 is a medium-severity denial of service vulnerability in n/a, published on 26 Apr 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

QuickJS commit 3b45d15 was discovered to contain an Assertion Failure via JS_FreeRuntime(JSRuntime *) at quickjs.c.

Weakness: CWE-617

Which versions are affected by CVE-2024-33263?

It affects 1 product.

Products include Bellard Quickjs.

How do I fix CVE-2024-33263?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2024-33263 being exploited?

There is no known exploitation of CVE-2024-33263 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2024-33263, GHSA-wq4j-f7v3-vfpp, UBUNTU-CVE-2024-33263.