CVE-2024-7139 Denial of Service in Silicon Labs RS9116 Bluetooth SDK
A buffer overflow in the Silicon Labs RS9116 Bluetooth SDK allows attackers to cause a temporary denial of service via crafted L2CAP packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-7139?
CVE-2024-7139 is a medium-severity denial of service vulnerability in silabs.com RS9116 Bluetooth SDK, published on 19 Dec 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Due to an unchecked buffer length, a specially crafted L2CAP packet can cause a buffer overflow. This buffer overflow triggers an assert, which results in a temporary denial of service.
If a watchdog timer is not enabled, a hard reset is required to recover the device.
Which versions are affected by CVE-2024-7139?
How do I fix CVE-2024-7139?
No fix has been published for CVE-2024-7139 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-2024-7139 being exploited?
There is no known exploitation of CVE-2024-7139 in the wild and no public exploit code.
Sources
Also known as GHSA-m2wv-vgv6-f4hv.