Bug 922341 (CVE-2012-6543) - CVE-2012-6543 Kernel: l2tp: information leak via getsockname
Summary: CVE-2012-6543 Kernel: l2tp: information leak via getsockname
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2012-6543
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 858947
TreeView+ depends on / blocked
 
Reported: 2013-03-16 10:35 UTC by Prasad Pandit
Modified: 2021-02-17 07:54 UTC (History)
24 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed: 2014-06-09 18:06:32 UTC
Embargoed:

Attachments (Terms of Use)

Description Prasad Pandit 2013-03-16 10:35:51 UTC 
Linux kernel built with the Layer Two Tunneling Protocol(L2TP) with IPv6
support is vulnerable to an information leakage flaw. It occurs while
fetching socket name with - getsockname - call.

A user/program could use this flaw to leak kernel memory bytes.

Upstream fix:
-------------
 -> https://git.kernel.org/linus/04d4fbca1017c11381e7d82acea21dd741e748bc

Reference:
----------
 -> http://www.openwall.com/lists/oss-security/2013/03/14/21
Comment 1 Prasad Pandit 2013-03-16 10:39:43 UTC 
Statement:

This issue does not affect the versions of the kernel package as shipped with
Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.
Note You need to log in before you can comment on or make changes to this bug.