linux-kernel - Re: [PATCH] AppArmor: fix oops in apparmor

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Message-Id: <201106010046.p510kBaM004304@www262.sakura.ne.jp>
Date:	Wed, 01 Jun 2011 09:46:11 +0900
From:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:	jmorris@...ei.org
Cc:	linux-security-module@...r.kernel.org,
	linux-kernel@...r.kernel.org, kees.cook@...onical.com
Subject: Re: [PATCH] AppArmor: fix oops in apparmor_setprocattr

James Morris wrote:
> Is this trigger able by unprivileged users?

Anybody who can call .setprocattr LSM hook can trigger this bug, but for most
configurations BUG_ON() will prevent NULL pointer dereference.

179 int aa_audit(int type, struct aa_profile *profile, gfp_t gfp,
180              struct common_audit_data *sa,
181              void (*cb) (struct audit_buffer *, void *))
182 {
183         BUG_ON(!profile);
 
> From which upstream commit is this an issue?

Since 2.6.36.
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