linux-kernel - Re: [PATCH] hooks: fix a missing-check bug in selinux_add_mnt

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]

Message-ID: <e92b727a-bf5f-669a-18d8-7518a248c04c@cogentembedded.com>
Date:   Thu, 30 May 2019 12:11:33 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:     Gen Zhang <blackgod016574@...il.com>, paul@...l-moore.com,
        sds@...ho.nsa.gov, eparis@...isplace.org, ccross@...roid.com
Cc:     selinux@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH] hooks: fix a missing-check bug in selinux_add_mnt_opt()

Hello!

On 30.05.2019 11:06, Gen Zhang wrote:

> In selinux_add_mnt_opt(), 'val' is allcoted by kmemdup_nul(). It returns

    Allocated?

> NULL when fails. So 'val' should be checked.
> 
> Signed-off-by: Gen Zhang <blackgod016574@...il.com>
[...]

MBR, Sergei