CVE-2021-33897 Memory corruption in n/a
A buffer overflow in Synthesia allows attackers to crash the application via crafted MIDI files when non-Latin locales are used.
- 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
- None listed
What is CVE-2021-33897?
CVE-2021-33897 is a medium-severity memory corruption vulnerability in n/a, published on 17 Nov 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
A buffer overflow in Synthesia before 10.7.5567, when a non-Latin locale is used, allows user-assisted attackers to cause a denial of service (application crash) via a crafted MIDI file with malformed bytes. This file is mishandled during a deletion attempt. In Synthesia before 10.9, an improper path handling allows local attackers to cause a denial of service (application crash) via a crafted MIDI file with malformed bytes.
Weakness: CWE-120
Which versions are affected by CVE-2021-33897?
It affects 1 product.
Products include Synthesiagame Synthesia.
How do I fix CVE-2021-33897?
No fix has been published for CVE-2021-33897 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-33897 being exploited?
There is no known exploitation of CVE-2021-33897 in the wild and no public exploit code.
Sources
Also known as GHSA-qqw3-9x22-v9qf.