CVE-2011-2492

medium

Description

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.

References

https://bugzilla.redhat.com/show_bug.cgi?id=703019

http://www.openwall.com/lists/oss-security/2011/06/24/3

http://www.openwall.com/lists/oss-security/2011/06/24/2

http://securitytracker.com/id?1025778

http://rhn.redhat.com/errata/RHSA-2011-0927.html

http://marc.info/?l=bugtraq&m=139447903326211&w=2

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8d03e971cf403305217b8e62db3a2e5ad2d6263f

Details

Source: Mitre, NVD

Published: 2011-07-28

Risk Information

CVSS v2

Base Score: 1.9

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:N/A:N

Severity: Low

CVSS v3

Base Score: 6.7

Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H

Severity: Medium