CVE-2011-0463

Public Exploit

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.

Category

2.1
CVSS
Severity: Low
CVSS 2.0 •
EPSS 0.08%
Vendor Advisory ubuntu.com Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.ubuntu.com/usn/USN-1146-1 third party advisory vendor advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=272b62c1f0f6f742046e45b50b6fec98860208a0
http://secunia.com/advisories/43966 third party advisory
https://bugzilla.novell.com/show_bug.cgi?id=673037 issue tracking exploit third party advisory
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.39-rc1 release notes vendor advisory
http://oss.oracle.com/pipermail/ocfs2-devel/2011-February/007846.html mailing list exploit third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2011-0463?
CVE-2011-0463 has been scored as a low severity vulnerability.
How to fix CVE-2011-0463?
To fix CVE-2011-0463, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-0463 being actively exploited in the wild?
It is possible that CVE-2011-0463 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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