linux-kernel - Re: [PATCH V2] drm/tegra: fix a possible null pointer dereference

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]

Date: Thu, 27 Jun 2024 09:51:52 +0200
From: "Thierry Reding" <thierry.reding@...il.com>
To: "Huai-Yuan Liu" <qq810974084@...il.com>, <mperttunen@...dia.com>,
 <airlied@...il.com>, <daniel@...ll.ch>, <jonathanh@...dia.com>
Cc: <dri-devel@...ts.freedesktop.org>, <linux-tegra@...r.kernel.org>,
 <linux-kernel@...r.kernel.org>, <baijiaju1990@...il.com>
Subject: Re: [PATCH V2] drm/tegra: fix a possible null pointer dereference

On Sun Jun 2, 2024 at 10:46 AM CEST, Huai-Yuan Liu wrote:
> In malidp_tegra_crtc_reset, new memory is allocated with kzalloc, but
> no check is performed. Before calling __drm_atomic_helper_crtc_reset,
> mw_state should be checked to prevent possible null pointer dereference.

The commit message here still references variables that don't exist in
this driver. Looks like copy/paste leftovers from a similar patch?

Thierry

Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)