linux-kernel - Re: [PATCH v2] serial: Fix null-ptr-deref in mlb_usio

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

Message-ID: <970e78d3-e3bc-4a34-9ba8-40df4823726f@web.de>
Date: Thu, 3 Apr 2025 10:50:36 +0200
From: Markus Elfring <Markus.Elfring@....de>
To: Henry Martin <bsdhenrymartin@...il.com>, linux-serial@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org
Cc: stable@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Jiri Slaby <jirislaby@...nel.org>,
 Taichi Sugaya <sugaya.taichi@...ionext.com>,
 Takao Orito <orito.takao@...ionext.com>,
 Uwe Kleine-König <u.kleine-koenig@...libre.com>
Subject: Re: [PATCH v2] serial: Fix null-ptr-deref in mlb_usio_probe()

…
> Add NULL check after devm_ioremap() to prevent this issue.

Can a summary phrase like “Prevent null pointer dereference in mlb_usio_probe()”
be a bit nicer?

Regards,
Markus