What is CVE-2010-3066?

CVE-2010-3066 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10. CVE-2010-3066 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-3066?

CVE-2010-3066 has a CVSS score of 4.9 out of 10, rated Medium severity. The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.

Is there a patch available for CVE-2010-3066?

No patch is currently available for CVE-2010-3066. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2010-3066 actively exploited?

CVE-2010-3066 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2010-3066

Medium

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.

Package Linux Kernel

Published 2010-12-06

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

Vector string

AV:L/AC:L/Au:N/C:N/I:N/A:C

References

The following references provide additional information about CVE-2010-3066 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Secunia
http://secunia.com/advisories/46397
Securitytracker
http://securitytracker.com/id?1024708
Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23
Red Hat
http://www.redhat.com/support/errata/RHSA-2010-0839.html
Securityfocus
http://www.securityfocus.com/archive/1/520102/100/0/threaded
Vmware
http://www.vmware.com/security/advisories/VMSA-2011-0012.html
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=87e2831c3fa39cbf6f7ab676bb5aef039b9659e2
Patch
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=631716
Patch

Details

CVE ID CVE-2010-3066

Severity Medium

CVSS score 4.9 / 10

CVSS version 2.0

Published 2010-12-06

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-3066?

CVE-2010-3066 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 . CVE-2010-3066 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-3066?

CVE-2010-3066 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.
Is there a patch available for CVE-2010-3066?

No patch is currently available for CVE-2010-3066. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2010-3066 actively exploited?

No — CVE-2010-3066 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.