Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.33 |
| Opensuse | Opensuse | 11.2 |
| Canonical | Ubuntu Linux | 6.06 |
References
- http://bugzilla.kernel.org/show_bug.cgi?id=14256Issue TrackingPatchVendor Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00006.htmlMailing ListThird Party Advisory
- http://secunia.com/advisories/38922Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.33-rc7Broken Link
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:088Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/02/11/2Mailing ListThird Party Advisory
- http://www.ubuntu.com/usn/USN-914-1Third Party Advisory
- http://www.vupen.com/english/advisories/2010/0638Third Party Advisory
- http://bugzilla.kernel.org/show_bug.cgi?id=14256Issue TrackingPatchVendor Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00006.htmlMailing ListThird Party Advisory
- http://secunia.com/advisories/38922Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.33-rc7Broken Link
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:088Third Party Advisory
FAQ
What is CVE-2010-0623?
CVE-2010-0623 is a vulnerability with a CVSS score of 4.9 (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 ...
How severe is CVE-2010-0623?
CVE-2010-0623 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2010-0623?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Opensuse Opensuse, Canonical Ubuntu Linux.