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

Follow @Openwall on Twitter for new release announcements and other news

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <CABEk9YwpYud4vgFLWJQTV6PFPdGQ2ejd6ueJMimsgKw94KgnYQ@mail.gmail.com>
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

Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.

Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.