CVE-2018-18193 Denial of service in n/a

High 8.8 Published Updated

A failure in memory allocation within libgig can cause a denial of service when processing malicious DLS files.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-18193?

CVE-2018-18193 is a high-severity denial of service vulnerability in n/a, published on 9 Oct 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An issue was discovered in libgig 4.1.0. There is operator new[] failure (due to a big pWavePoolTable heap request) in DLS::File::File in DLS.cpp.

Weakness: CWE-119

Which versions are affected by CVE-2018-18193?

It affects 1 product.

Products include Linuxsampler Libgig.

How do I fix CVE-2018-18193?

No fix has been published for CVE-2018-18193 yet. Limit exposure of the affected software until one is available.

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-2018-18193 being exploited?

There is no known exploitation of CVE-2018-18193 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2018-18193, GHSA-qc27-7gxm-6vpm, UBUNTU-CVE-2018-18193.

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