CVE-2006-5751

CVE-2006-5751 is a high-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Integer overflow in the get_fdb_entries function in net/bridge/br_ioctl.c in the Linux kernel before 2.6.18.4 allows local users to execute arbitrary code via a large maxnum value in an ioctl request.

Frequently asked questions

What is CVE-2006-5751?
Integer overflow in the get_fdb_entries function in net/bridge/br_ioctl.c in the Linux kernel before 2.6.18.4 allows local users to execute arbitrary code via a large maxnum value in an ioctl request.
How severe is CVE-2006-5751?
CVE-2006-5751 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2006-5751 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5751?
CVE-2006-5751 primarily affects Linux Linux Kernel. In total, 205 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-5751?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-5751 published?
CVE-2006-5751 was published on 2006-12-02 and last updated on 2026-06-16.

References

Affected products (205)

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