73459 : Linux Kernel Bluetooth net/bluetooth/l2cap_sock.c l2cap_sock_getsockopt_old() Function Kernel Stack Memory Disclosure
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Timeline

Disclosure Date
2011-05-08

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2011-2492" target="_blank">CVE</a>)</em> : The bluetooth subsystem in the Linux kernel before 3.0-rc4 does not properly initialize certain data structures, which allows local users to obtain potentially sensitive information from kernel memory via a crafted getsockopt system call, related to (1) the l2cap_sock_getsockopt_old function in net/bluetooth/l2cap_sock.c and (2) the rfcomm_sock_getsockopt_old function in net/bluetooth/rfcomm/sock.c.

Classification

Location: Local Access Required
Attack Type: Information Disclosure
Impact: Loss of Confidentiality
Solution: Patch / RCS
Exploit: Exploit Unknown

Solution

Upgrade to version 3.0-rc4 or higher, as it has been reported to fix this vulnerability. The initial disclosure also included a patch to address this vulnerability.

Products

Unknown or Incomplete

References

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 1.9
Source: nvd.nist.gov | Generated: 2011-07-29 | Disagree?

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