linux-kernel - Re: [PATCH 4.4 0/2] Backport readdir sanity checking patches

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Date:   Tue, 07 Jan 2020 22:09:46 +0000
From:   Ben Hutchings <ben@...adent.org.uk>
To:     Siddharth Chandrasekaran <csiddharth@...are.com>,
        torvalds@...ux-foundation.org
Cc:     gregkh@...uxfoundation.org, sashal@...nel.org, jannh@...gle.com,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        siddharth@...edjournal.com
Subject: Re: [PATCH 4.4 0/2] Backport readdir sanity checking patches

On Tue, 2019-12-24 at 01:06 +0530, Siddharth Chandrasekaran wrote:
> Hello,
> 
> This patchset is a backport of upstream commits that makes getdents() and
> getdents64() do sanity checking on the pathname that it gives to user
> space.

These seem to be needed for 3.16, as well, so I've added them to my
queue.

Ben.

> Sid
> 
> Linus Torvalds (2):
>   Make filldir[64]() verify the directory entry filename is valid
>   filldir[64]: remove WARN_ON_ONCE() for bad directory entries
> 
>  fs/readdir.c | 40 ++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 40 insertions(+)
> 
-- 
Ben Hutchings
Larkinson's Law: All laws are basically false.



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