CVE-2018-16985 Denial of service in n/a

High 7.5 Published Updated

An attacker can cause a denial of service via a segmentation fault in the Lizard compression library due to an invalid memory address access.

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-2018-16985?

CVE-2018-16985 is a high-severity denial of service vulnerability in n/a, published on 13 Sep 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Lizard (formerly LZ5) 2.0, use of an invalid memory address was discovered in LZ5_compress_continue in lz5_compress.c, related to LZ5_compress_fastSmall and MEM_read32. The vulnerability causes a segmentation fault and application crash, which leads to denial of service.

Weakness: CWE-125

Which versions are affected by CVE-2018-16985?

It affects 1 product.

Products include Lizard Project Lizard.

How do I fix CVE-2018-16985?

No fix has been published for CVE-2018-16985 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-2018-16985 being exploited?

There is no known exploitation of CVE-2018-16985 in the wild and no public exploit code.

Sources

Also known as GHSA-5q4p-94m5-jf36.

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