CVE-2019-12798 Integer overflow in n/a

Critical 9.8 Published 13 Jun 2019 Updated 4 Aug 2024

An integer overflow in the regular expression parser of the MuJS JavaScript engine can lead to a denial of service.

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-2019-12798?

CVE-2019-12798 is a critical vulnerability in n/a, published on 13 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in Artifex MuJS 1.0.5. regcompx in regexp.c does not restrict regular expression program size, leading to an overflow of the parsed syntax list size.

Weakness: CWE-185

Which versions are affected by CVE-2019-12798?

It affects 1 product.

Products include Artifex Mujs.

How do I fix CVE-2019-12798?

No fix has been published for CVE-2019-12798 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-12798 being exploited?

There is no known exploitation of CVE-2019-12798 in the wild and no public exploit code.

Sources

Also known as GHSA-pccm-w2w7-v4p2.