CVE-2024-42095 serial: 8250_omap: Implementation of Errata i2310
An unhandled erroneous interrupt in the OMAP serial driver can cause an interrupt storm, leading to system denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-42095?
CVE-2024-42095 is a medium-severity denial of service vulnerability in Linux kernel, published on 29 Jul 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
serial: 8250_omap: Implementation of Errata i2310
As per Errata i2310[0], Erroneous timeout can be triggered, if this Erroneous interrupt is not cleared then it may leads to storm of interrupts, therefore apply Errata i2310 solution.
[0] https://www.ti.com/lit/pdf/sprz536 page 23
Which versions are affected by CVE-2024-42095?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-42095?
Apply the vendor's patch.
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-2024-42095 being exploited?
There is no known exploitation of CVE-2024-42095 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2024-42095, DEBIAN-CVE-2024-42095, GHSA-hgr9-4345-8p9r, UBUNTU-CVE-2024-42095.