linux-kernel - Re: 2.6.24.2: 4KSTACKS + pcdrw + dm + mount -> stack overflow: ide-cd related? dm-related?

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: <20080226112932.GB10996@elte.hu>
Date:	Tue, 26 Feb 2008 12:29:32 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	Jan Kara <jack@...e.cz>, Andrew Morton <akpm@...ux-foundation.org>,
	Nix <nix@...eri.org.uk>, Peter Osterlund <petero2@...ia.com>,
	linux-kernel@...r.kernel.org, dm-devel@...hat.com,
	Jan Kara <jack@....cz>
Subject: Re: 2.6.24.2: 4KSTACKS + pcdrw + dm + mount -> stack overflow:
	ide-cd related? dm-related?


* Jiri Kosina <jkosina@...e.cz> wrote:

> +	name = kmalloc(sizeof(char) * UDF_NAME_LEN, GFP_KERNEL);
> +	fname = kmalloc(sizeof(char) * UDF_NAME_LEN, GFP_KERNEL);
> +
> +	if (!name || !fname) {
> +		*err = -ENOMEM;
> +		return NULL;
> +	}
> +
>  	if (dentry) {
>  		if (!dentry->d_name.len) {
>  			*err = -EINVAL;

this bit is missing i think:

	if (name)
		kfree(name);
	if (fname)
		kfree(fname);

	Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/