Information disclosure in Linux kernel - CVE-2011-1160

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Main Vulnerability Database Vulnerabilities #VU43952

Information disclosure in Linux kernel - CVE-2011-1160

Published: June 22, 2012 / Updated: August 11, 2020


Vulnerability identifier: #VU43952
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2011-1160
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The tpm_open function in drivers/char/tpm/tpm.c in the Linux kernel before 2.6.39 does not initialize a certain buffer, which allows local users to obtain potentially sensitive information from kernel memory via unspecified vectors.


Affected software

Linux kernel
Ubuntu
linux (Ubuntu package)
linux-lts-backport-maverick (Ubuntu package)
linux-lts-backport-natty (Ubuntu package)

How to mitigate CVE-2011-1160

Install update from vendor's website.

linux (Ubuntu package) - addressed in versions 2.6.24-29.93, 2.6.32-32.62, 2.6.35-30.54, 2.6.38-10.46
linux-lts-backport-maverick (Ubuntu package) - update to 2.6.35-30.56~lucid1
linux-lts-backport-natty (Ubuntu package) - update to 2.6.38-12.51~lucid1

External References

Related Security Bulletins