Improper input validation in Linux kernel - CVE-2011-0463
Published: April 10, 2011 / Updated: August 4, 2020
Vulnerability identifier: #VU92548
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2011-0463
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to improper input validation error within the ocfs2_prepare_page_for_write() function in fs/ocfs2/aops.c. A local user can gain access to sensitive information.
How to mitigate CVE-2011-0463
Install update from vendor's repository.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=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