CVE-2026-10194 OFFIS DCMTK dcmqrscp dcmqrdbi.cc deleteOldestImages heap-based overflow
Remote attackers can trigger a heap-based buffer overflow in DCMTK's dcmqrscp component, potentially leading to code execution or denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-10194?
CVE-2026-10194 is a medium-severity memory corruption vulnerability in OFFIS DCMTK, published on 31 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A weakness has been identified in OFFIS DCMTK 3.7.0. This affects the function DcmQueryRetrieveIndexDatabaseHandle::deleteOldestImages of the file dcmqrdb/libsrc/dcmqrdbi.cc of the component dcmqrscp. Executing a manipulation can lead to heap-based buffer overflow. The attack may be launched remotely. This patch is called 0f78a4ef6f645ea5530166e445e5436a5de58e75. A patch should be applied to remediate this issue.
Which versions are affected by CVE-2026-10194?
How do I fix CVE-2026-10194?
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-2026-10194 being exploited?
There is no known exploitation of CVE-2026-10194 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-10194, GHSA-x58f-wmvg-jxpc, UBUNTU-CVE-2026-10194.