CVE-2024-45383 Denial of service in HDAudBus.sys
A local attacker can cause a denial of service in the Windows High Definition Audio Bus Driver by sending crafted IRP requests.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2024-45383?
CVE-2024-45383 is a medium-severity denial of service vulnerability in Microsoft HDAudBus.sys, published on 12 Sep 2024. 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 mishandling of IRP requests vulnerability exists in the HDAudBus_DMA interface of Microsoft High Definition Audio Bus Driver 10.0.19041.3636 (WinBuild.160101.0800). A specially crafted application can issue multiple IRP Complete requests which leads to a local denial-of-service. An attacker can execute malicious script/application to trigger this vulnerability.
Weakness: CWE-664
Which versions are affected by CVE-2024-45383?
It affects 1 product.
Products include Microsoft High Definition Audio Bus Driver.
How do I fix CVE-2024-45383?
No fix has been published for CVE-2024-45383 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-2024-45383 being exploited?
There is no known exploitation of CVE-2024-45383 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-66wp-pmr8-89fq.