What is CVE-2010-0623?

CVE-2010-0623 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10. CVE-2010-0623 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-0623?

CVE-2010-0623 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-2010-0623?

No patch is currently available for CVE-2010-0623. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2010-0623 actively exploited?

CVE-2010-0623 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2010-0623

Medium

The futex_lock_pi function in kernel/futex.c in the Linux kernel before 2.6.33-rc7 does not properly manage a certain reference count, which allows local users to cause a denial of service (OOPS) via vectors involving an unmount of an ext3 filesystem.

Package Linux Kernel

Published 2010-02-15

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-2010-0623 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Lists
http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00006.html

Mailing List Third Party Advisory
Secunia
http://secunia.com/advisories/38922

Third Party Advisory
Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.33-rc7

Broken Link
Mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2010:088

Third Party Advisory
Openwall
http://www.openwall.com/lists/oss-security/2010/02/11/2

Mailing List Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-914-1

Third Party Advisory
Vupen
http://www.vupen.com/english/advisories/2010/0638

Third Party Advisory
Kernel patch commit
http://bugzilla.kernel.org/show_bug.cgi?id=14256
Patch
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=5ecb01cfdf96c5f465192bdb2a4fd4a61a24c6cc
Patch

Details

CVE ID CVE-2010-0623

Severity Medium

CVSS score 4.9 / 10

CVSS version 2.0

Published 2010-02-15

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-0623?

CVE-2010-0623 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 . CVE-2010-0623 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-0623?

CVE-2010-0623 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-2010-0623?

No patch is currently available for CVE-2010-0623. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2010-0623 actively exploited?

No — CVE-2010-0623 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.