CVE-2022-40090 Denial of service in n/a
Attackers can cause a denial of service by providing a crafted TIFF file to applications using the libtiff library.
- 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
- Available
What is CVE-2022-40090?
CVE-2022-40090 is a medium-severity denial of service vulnerability in Libtiff Libtiff, published on 22 Aug 2023. 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 function TIFFReadDirectory libtiff before 4.4.0 allows attackers to cause a denial of service via crafted TIFF file.
Weakness: CWE-835
Which versions are affected by CVE-2022-40090?
It affects 1 product.
Products include Libtiff Libtiff.
How do I fix CVE-2022-40090?
Upgrade to a fixed version.
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-2022-40090 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-40090 exists.
Other vulnerabilities in Libtiff Libtiff
Sources
Also known as AZL-43645, AZL-45399, DEBIAN-CVE-2022-40090, GHSA-279f-f7v7-h5h8, JLSEC-2025-311, OESA-2023-1599 and 2 more.