CVE-2010-3066

CVE-2010-3066 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

The io_submit_one function in fs/aio.c in the Linux kernel before 2.6.23 allows local users to cause a denial of service (NULL pointer dereference) via a crafted io_submit system call with an IOCB_FLAG_RESFD flag.

Frequently asked questions

What is CVE-2010-3066?
The io_submit_one function in fs/aio.c in the Linux kernel before 2.6.23 allows local users to cause a denial of service (NULL pointer dereference) via a crafted io_submit system call with an IOCB_FLAG_RESFD flag.
How severe is CVE-2010-3066?
CVE-2010-3066 has a CVSS 2.0 base score of 4.9, rated medium severity.
Is CVE-2010-3066 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3066?
CVE-2010-3066 primarily affects Linux Linux Kernel. In total, 199 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-3066?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-3066 published?
CVE-2010-3066 was published on 2010-12-06 and last updated on 2026-06-16.

References

Affected products (199)

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