CVE-2025-63095 Denial of service in n/a
Attackers can cause a Denial of Service in the Tempus Ex hello-video-codec library by providing crafted input to the BitstreamWriter function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-63095?
CVE-2025-63095 is a medium-severity denial of service vulnerability in n/a, published on 1 Dec 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Improper input validation in the BitstreamWriter::write_bits() function of Tempus Ex hello-video-codec v0.1.0 allows attackers to cause a Denial of Service (DoS) via a crafted input.
Weakness: CWE-20
Which versions are affected by CVE-2025-63095?
It affects 1 product.
Products include Tempus-Ex Hello-Video-Codec.
How do I fix CVE-2025-63095?
No fix has been published for CVE-2025-63095 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-63095 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-63095 exists.
Sources
Also known as GHSA-85hj-8q63-wvc3.