CVE-2026-44056 Stack buffer overflow in desktop.c
A remote authenticated attacker can trigger a stack buffer overflow in Netatalk to cause denial of service or access limited data.
- 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-2026-44056?
CVE-2026-44056 is a medium-severity memory corruption vulnerability in Netatalk, published on 21 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A stack-based buffer overflow in desktop.c in Netatalk 1.3 through 4.2.2 allows a remote authenticated attacker to cause a denial of service, obtain limited information, or modify limited data.
Weakness: CWE-121
Which versions are affected by CVE-2026-44056?
How do I fix CVE-2026-44056?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-44056 being exploited?
There is no known exploitation of CVE-2026-44056 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-44056, GHSA-rcqv-jpc6-vw57, UBUNTU-CVE-2026-44056.