CVE-2022-43593 Null dereference in OpenImageIO

What is CVE-2022-43593?

CVE-2022-43593 is a medium-severity vulnerability in Debian Debian Linux, published on 23 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A denial of service vulnerability exists in the DPXOutput::close() functionality of OpenImageIO Project OpenImageIO v2.4.4.2. A specially crafted ImageOutput Object can lead to null pointer dereference. An attacker can provide malicious input to trigger this vulnerability.

Weakness: CWE-476

Which versions are affected by CVE-2022-43593?

It affects 2 products.

Products include Debian Debian Linux, Openimageio Openimageio.

How do I fix CVE-2022-43593?

Upgrade to a fixed version.

Is CVE-2022-43593 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-43593 exists.

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All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2022-43593, GHSA-m2x4-w9m7-wcwm, UBUNTU-CVE-2022-43593.