CVE-2011-0463
LOW severity · CVSS 2.1 · Improper input validation
2.1CVSS LOW
Summary
The ocfs2_prepare_page_for_write function in fs/ocfs2/aops.c in the Oracle Cluster File System 2 (OCFS2) subsystem in the Linux kernel before 2.6.39-rc1 does not properly handle holes that cross page boundaries, which allows local users to obtain potentially sensitive information from uninitialized disk locations by reading a file.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)1%
AV:L/AC:L/Au:N/C:P/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://oss.oracle.com/pipermail/ocfs2-devel/2011-February/007846.html ↗
Additional information
- NVD record
- http://oss.oracle.com/pipermail/ocfs2-devel/2011-February/007846.htmlPatch
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.39-rc1Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=272b62c1f0f6f742046e45b50b6fec98860208a0
- http://secunia.com/advisories/43966Advisory
- http://www.ubuntu.com/usn/USN-1146-1Advisory
- https://bugzilla.novell.com/show_bug.cgi?id=673037Advisory