Re: [PATCH 5.15] fanotify: disallow mount/sb marks on kernel internal pseudo fs

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Jul 10, 2023 at 04:32:05PM +0300, Amir Goldstein wrote:
> commit 69562eb0bd3e6bb8e522a7b254334e0fb30dff0c upstream.
> 
> Hopefully, nobody is trying to abuse mount/sb marks for watching all
> anonymous pipes/inodes.
> 
> I cannot think of a good reason to allow this - it looks like an
> oversight that dated back to the original fanotify API.
> 
> Link: https://lore.kernel.org/linux-fsdevel/20230628101132.kvchg544mczxv2pm@quack3/
> Fixes: 0ff21db9fcc3 ("fanotify: hooks the fanotify_mark syscall to the vfsmount code")
> Signed-off-by: Amir Goldstein <amir73il@xxxxxxxxx>
> Reviewed-by: Christian Brauner <brauner@xxxxxxxxxx>
> Signed-off-by: Jan Kara <jack@xxxxxxx>
> Message-Id: <20230629042044.25723-1-amir73il@xxxxxxxxx>
> [backport to 5.x.y]
> Signed-off-by: Amir Goldstein <amir73il@xxxxxxxxx>
> ---
> 
> Greg,
> 
> This 5.15 backport should cleanly apply to all 5.x.y LTS kernels.
> It will NOT apply to 4.x.y kernels.
> 
> The original upstream commit should apply cleanly to 6.x.y stable
> kernels.

Now queued up, thanks.

greg k-h



[Index of Archives]     [Linux Ext4 Filesystem]     [Union Filesystem]     [Filesystem Testing]     [Ceph Users]     [Ecryptfs]     [NTFS 3]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [NTFS 3]     [Samba]     [Device Mapper]     [CEPH Development]

  Powered by Linux