CVE-2010-2537
HIGH severity · CVSS 7.1
7.1CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://www.openwall.com/lists/oss-security/2010/07/21/10 ↗
Additional information
- NVD record
- http://www.openwall.com/lists/oss-security/2010/07/21/10Patch
- http://www.openwall.com/lists/oss-security/2010/07/21/4Patch
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2ebc3464781ad24474abcbd2274e6254689853b5
- http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.htmlAdvisory
- http://secunia.com/advisories/42758
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35
- http://www.securityfocus.com/bid/41847Advisory
- http://www.ubuntu.com/usn/USN-1041-1Advisory