CVE-2019-9746 Null dereference in n/a

High 7.5 Published 13 Mar 2019 Updated 16 Sep 2024

A NULL pointer dereference in libwebm allows attackers to cause a denial of service via crafted WebM 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-2019-9746?

CVE-2019-9746 is a high-severity vulnerability in n/a, published on 13 Mar 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In libwebm before 2019-03-08, a NULL pointer dereference caused by the functions OutputCluster and OutputTracks in webm_info.cc will trigger an abort, which allows a DoS attack, a similar issue to CVE-2018-19212.

Weakness: CWE-476

Which versions are affected by CVE-2019-9746?

It affects 1 product.

Products include Webmproject Libwebm.

How do I fix CVE-2019-9746?

No fix has been published for CVE-2019-9746 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-9746 being exploited?

There is no known exploitation of CVE-2019-9746 in the wild and no public exploit code.

Sources

Also known as GHSA-4235-rv3m-2xwx, UBUNTU-CVE-2019-9746.