Vulnerability Description
The btrfs_ioctl_clone function in fs/btrfs/ioctl.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a (1) BTRFS_IOC_CLONE or (2) BTRFS_IOC_CLONE_RANGE ioctl call that specifies this file as a donor.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.35 |
| Canonical | Ubuntu Linux | 9.10 |
| 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/2010-09/msg00004.htmlMailing ListThird Party Advisory
- http://secunia.com/advisories/42758Broken Link
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35Broken Link
- http://www.openwall.com/lists/oss-security/2010/07/21/10Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2010/07/21/4Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/41847Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-1041-1Third Party Advisory
- http://www.vupen.com/english/advisories/2011/0070Broken Link
- https://bugzilla.redhat.com/show_bug.cgi?id=616998Issue 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/2010-09/msg00004.htmlMailing ListThird Party Advisory
- http://secunia.com/advisories/42758Broken Link
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35Broken Link
- http://www.openwall.com/lists/oss-security/2010/07/21/10Mailing ListPatchThird Party Advisory
FAQ
What is CVE-2010-2537?
CVE-2010-2537 is a vulnerability with a CVSS score of 7.1 (HIGH). The btrfs_ioctl_clone function in fs/btrfs/ioctl.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a (1) BTRFS_IOC_CLONE or (2) BTRFS_IOC_CLONE_RANGE ioctl ca...
How severe is CVE-2010-2537?
CVE-2010-2537 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2010-2537?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux, Suse Linux Enterprise High Availability Extension, Suse Suse Linux Enterprise Desktop, Suse Suse Linux Enterprise Server.