CVE-2003-0246: Low severity Linux Linux kernel vulnerability
The ioperm system call in Linux kernel 2.4.20 and earlier does not properly restrict privileges, which allows local users to gain read or write access to certain I/O ports.
Affected Software
Remediation
Patch Available
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2003-0246?
CVE-2003-0246 is considered critical due to its potential to allow local users to gain unauthorized access to I/O ports.
How do I fix CVE-2003-0246?
To address CVE-2003-0246, you should upgrade to a patched version of the Linux kernel that restricts the ioperm system call.
What systems are affected by CVE-2003-0246?
CVE-2003-0246 affects Linux kernel versions 2.4.20 and earlier, as well as early 2.5 kernel versions.
Can CVE-2003-0246 lead to further exploits?
Yes, local users gaining access to I/O ports through CVE-2003-0246 can potentially exploit other vulnerabilities in the system.
Is there a workaround for CVE-2003-0246?
While updating the kernel is the best solution, temporarily restricting access to affected user privileges can act as a short-term workaround for CVE-2003-0246.