linux-kernel - Re: [PATCH v2] net: 9p: fix possible memory leak in p9_check

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-prev] [day] [month] [year] [list]

Message-ID: <ZTsxkzODZ9yve0XL@codewreck.org>
Date:   Fri, 27 Oct 2023 12:42:11 +0900
From:   asmadeus@...ewreck.org
To:     Hangyu Hua <hbh25y@...il.com>
Cc:     ericvh@...nel.org, lucho@...kov.net, linux_oss@...debyte.com,
        davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, v9fs@...ts.linux.dev, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] net: 9p: fix possible memory leak in p9_check_errors()

Hangyu Hua wrote on Fri, Oct 27, 2023 at 11:03:02AM +0800:
> When p9pdu_readf() is called with "s?d" attribute, it allocates a pointer
> that will store a string. But when p9pdu_readf() fails while handling "d"
> then this pointer will not be freed in p9_check_errors().
> 
> Fixes: 51a87c552dfd ("9p: rework client code to use new protocol support functions")
> Reviewed-by: Christian Schoenebeck <linux_oss@...debyte.com>
> Signed-off-by: Hangyu Hua <hbh25y@...il.com>

Thanks, pushed for next
-- 
Dominique Martinet | Asmadeus