CVE-2009-3889 Misconfiguration in n/a
Local attackers can modify the megaraid_sas driver's debug level via world-writable permissions, potentially altering driver behavior or causing 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-2009-3889?
CVE-2009-3889 is a medium-severity vulnerability in Linux kernel, published on 16 Nov 2009. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The dbg_lvl file for the megaraid_sas driver in the Linux kernel before 2.6.27 has world-writable permissions, which allows local users to change the (1) behavior and (2) logging level of the driver by modifying this file.
Weakness: CWE-264
Which versions are affected by CVE-2009-3889?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2009-3889?
Apply the vendor's patch.
Is CVE-2009-3889 being exploited?
There is no known exploitation of CVE-2009-3889 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as GHSA-qmrf-hx3j-68q2.