Vulnerability Description
The mext_check_arguments function in fs/ext4/move_extent.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a MOVE_EXT ioctl call that specifies this file as a donor.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.35 |
| Vmware | Esx | 4.0 |
| Canonical | Ubuntu Linux | 6.06 |
| Suse | Linux Enterprise High Availability Extension | 11 |
| Suse | Suse Linux Enterprise Desktop | 11 |
| Suse | Suse Linux Enterprise Server | 11 |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00000.htmlMailing ListThird Party Advisory
- http://secunia.com/advisories/43315Broken Link
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35Broken Link
- http://www.openwall.com/lists/oss-security/2010/06/07/1Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2010/06/09/1Mailing ListPatchThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2010-0610.htmlBroken Link
- http://www.securityfocus.com/archive/1/516397/100/0/threadedThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-1000-1Third Party Advisory
- http://www.vmware.com/security/advisories/VMSA-2011-0003.htmlPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=601006Issue TrackingPatchThird Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00000.htmlMailing ListThird Party Advisory
- http://secunia.com/advisories/43315Broken Link
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35Broken Link
FAQ
What is CVE-2010-2066?
CVE-2010-2066 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The mext_check_arguments function in fs/ext4/move_extent.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a MOVE_EXT ioctl call that specifies this file as a...
How severe is CVE-2010-2066?
CVE-2010-2066 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2010-2066?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Vmware Esx, Canonical Ubuntu Linux, Suse Linux Enterprise High Availability Extension, Suse Suse Linux Enterprise Desktop.