netdev - Re: possible double call of kfree_skb in net/llc/llc

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <483BA72B.5010207@trash.net>
Date:	Tue, 27 May 2008 08:16:11 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Dmitry Petukhov <dmgenp@...il.com>
CC:	linux-kernel@...r.kernel.org,
	Linux Netdev List <netdev@...r.kernel.org>
Subject: Re: possible double call of kfree_skb in net/llc/llc_sap.c

Dmitry Petukhov wrote:
> In the file  net/llc/llc_sap.c, funcion llc_sap_state_process,
> the call to kfree_skb in the line 227 can proceed even if skb was already freed
> on line 218, or  224, or queued to the user within sock_queue_rcv_skb function.
> Obviously return statement is missing after line 225.
> 
> This problem was found by Alex Shevkov.

Could you send a patch please?
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html