linux-kernel - Re: [PATCH] kobject: fix possible memory leak in kset_create_and

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 for Android: free password hash cracker in your pocket

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

Date:   Mon, 17 Oct 2022 16:13:03 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     Greg KH <gregkh@...uxfoundation.org>
CC:     <linux-kernel@...r.kernel.org>, <rafael@...nel.org>
Subject: Re: [PATCH] kobject: fix possible memory leak in
 kset_create_and_add()

Hi,

On 2022/10/17 12:51, Greg KH wrote:
> On Mon, Oct 17, 2022 at 10:33:27AM +0800, Yang Yingliang wrote:
>> If kset_register() fails in kset_create_and_add(), the name allocated
>> in kset_create() will be leaked.
> How is kset_create_and_add() failing?  Is this in a real kernel, or
> created with a fake fault injection?
Inject fault while probing module qemu_fw_cfg, kset_create_and_add() may 
fail.

Thanks,
Yang
>
> thanks,
>
> greg k-h
> .