CVE-2013-3226

MEDIUM

Description

The sco_sock_recvmsg function in net/bluetooth/sco.c in the Linux kernel before 3.9-rc7 does not initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c8c499175f7d295ef867335bceb9a76a2c3cdc38

http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html

http://www.openwall.com/lists/oss-security/2013/04/14/3

http://www.ubuntu.com/usn/USN-1837-1

https://github.com/torvalds/linux/commit/c8c499175f7d295ef867335bceb9a76a2c3cdc38

https://lkml.org/lkml/2013/4/14/107

Details

Source: MITRE

Published: 2013-04-22

Updated: 2014-01-04

Type: CWE-200

Risk Information

CVSS v2.0

Base Score: 4.9

Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N

Impact Score: 6.9

Exploitability Score: 3.9

Severity: MEDIUM