CVE-2023-24284 Memory corruption in Portable Puzzle Collection
A buffer overflow in the is_markable function allows attackers to execute arbitrary code or cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-24284?
CVE-2023-24284 is a low-severity memory corruption vulnerability in Simon Tatham Portable Puzzle Collection, published on 14 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Portable Puzzle Collection before 20230116.5782e29 was discovered to contain a buffer overflow via the is_markable() function.
Weakness: CWE-120
Which versions are affected by CVE-2023-24284?
How do I fix CVE-2023-24284?
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-2023-24284 being exploited?
There is no known exploitation of CVE-2023-24284 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2023-24284, GHSA-3jr5-4fwc-gqpw, UBUNTU-CVE-2023-24284.