CVE-2011-2492

Low

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.

Package Linux Kernel
Published 2011-07-28
Last modified 2026-04-29
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

1.9

out of 10
Low
Attack Vector
Local
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
None
Availability
None
Vector string
AV:L/AC:M/Au:N/C:P/I:N/A:N

Weakness type

CWE-200

CVE-2011-2492 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

9 total
Showing 5 of 9 references View all on NVD

Frequently asked questions

  • What is CVE-2011-2492?

    CVE-2011-2492 is a Low severity Linux kernel vulnerability with a CVSS score of 1.9 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2011-2492 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2011-2492?

    CVE-2011-2492 has a CVSS score of 1.9 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:L/AC:M/Au:N/C:P/I:N/A:N .

  • Is there a patch available for CVE-2011-2492?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2011-2492 patch availability.

  • Is CVE-2011-2492 actively exploited?

    No. CVE-2011-2492 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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