CVE-2022-22844 Memory corruption in n/a
An out-of-bounds read in LibTIFF allows attackers to cause denial of service or disclose sensitive information via crafted TIFF files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-22844?
CVE-2022-22844 is a medium-severity memory corruption vulnerability in Debian Debian Linux, published on 8 Jan 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
LibTIFF 4.3.0 has an out-of-bounds read in _TIFFmemcpy in tif_unix.c in certain situations involving a custom tag and 0x0200 as the second word of the DE field.
Weakness: CWE-125
Which versions are affected by CVE-2022-22844?
It affects 3 products.
Products include Debian Debian Linux, Libtiff Libtiff, Netapp Ontap Select Deploy Administration Utility.
How do I fix CVE-2022-22844?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-22844 being exploited?
There is no known exploitation of CVE-2022-22844 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as ALPINE-CVE-2022-22844, AZL-8514, DEBIAN-CVE-2022-22844, GHSA-3r35-352r-wrcc, JLSEC-2025-259, MGASA-2022-0046 and 2 more.