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CVE-2011-0463

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Date: April 9, 2011

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.

Language: C

Severity Score

Related Resources (9)

https://nvd.nist.gov/vuln/detail/CVE-2011-0463
http://oss.oracle.com/pipermail/ocfs2-devel/2011-February/007846.html
http://secunia.com/advisories/43966
https://bugzilla.novell.com/show_bug.cgi?id=673037
https://people.canonical.com/~ubuntu-security/cve/CVE-2011-0463
http://www.ubuntu.com/usn/USN-1146-1
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.39-rc1
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=272b62c1f0f6f742046e45b50b6fec98860208a0
https://www.mend.io/vulnerability-database/CVE-2011-0463

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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