linux-kernel - Re: Mounting corrupted HFS+ causes kernel 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 for Android: free password hash cracker in your pocket

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

Date:   Sun, 3 Jun 2018 15:49:56 -0300
From:   Ernesto A. Fernández 
        <ernesto.mnd.fernandez@...il.com>
To:     Anatoly Trosinenko <anatoly.trosinenko@...il.com>
Cc:     linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
        "Ernesto A. Fernandez" <ernesto.mnd.fernandez@...il.com>
Subject: Re: Mounting corrupted HFS+ causes kernel NULL pointer dereference

Hi, thank you for your report.

On Sun, Jun 03, 2018 at 06:52:19PM +0300, Anatoly Trosinenko wrote:
> How to reproduce:
> 1. Take kernel source v4.17-rc7
> 2. Compile it with the config attached
> 3. Unpack and mount the attached FS image as hfsplus.

We are aware of this issue and I've sent some patches [1][2]. It's hard
to get reviewers interested in hfsplus, so I don't know when it will be
fixed.

[1] https://www.spinics.net/lists/linux-fsdevel/msg125241.html
[2] https://www.spinics.net/lists/linux-fsdevel/msg126499.html