CVE-2003-0246

CVE-2003-0246 is a low-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 3.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

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.

Frequently asked questions

What is CVE-2003-0246?
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.
How severe is CVE-2003-0246?
CVE-2003-0246 has a CVSS 2.0 base score of 3.6, rated low severity.
Is CVE-2003-0246 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0246?
CVE-2003-0246 primarily affects Linux Linux Kernel. In total, 91 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0246?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2003-0246 published?
CVE-2003-0246 was published on 2003-06-16 and last updated on 2026-06-16.

References

Affected products (91)

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