CVE-2011-0463
Description
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Linux kernel Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| โ | Affected | โ |
Ubuntu Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| 8.04 | Affected | โ |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=272b62c1f0f6f742046e45b50b6fec98860208a0
- http://oss.oracle.com/pipermail/ocfs2-devel/2011-February/007846.html
- http://secunia.com/advisories/43966
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.39-rc1
- http://www.ubuntu.com/usn/USN-1146-1
- https://bugzilla.novell.com/show_bug.cgi?id=673037
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=272b62c1f0f6f742046e45b50b6fec98860208a0
- http://oss.oracle.com/pipermail/ocfs2-devel/2011-February/007846.html
- http://secunia.com/advisories/43966
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.39-rc1
- http://www.ubuntu.com/usn/USN-1146-1
- https://bugzilla.novell.com/show_bug.cgi?id=673037
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.