oss-security - CVE Request: tipc: an infoleak in tipc_nl_compat_link

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Date: Fri, 3 Jun 2016 15:26:24 +0200
From: Kangjie Lu <kangjielu@...il.com>
To: oss-security@...ts.openwall.com
Cc: Taesoo Kim <taesoo@...ech.edu>, Chengyu Song <csong84@...ech.edu>
Subject: CVE Request: tipc: an infoleak in tipc_nl_compat_link_dump

Hello,

In function tipc_nl_compat_link_dump of file net/tipc/netlink_compat.c,
link_info.str is a char array of size 60. Memory after the NULL
byte is not initialized. Sending the whole object out can cause
a leak of sensitive info in kernel stack.

Fix info:
https://patchwork.ozlabs.org/patch/629100/

Please help assign a CVE to this vulnerability.

Thanks,
Kangjie Lu

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