From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Liping Zhang <zlpnobody@163.com>
Cc: netfilter-devel@vger.kernel.org,
Liping Zhang <liping.zhang@spreadtrum.com>
Subject: Re: [PATCH nft] parser: fix crash if we add a chain with an error chain type
Date: Mon, 30 May 2016 11:58:39 +0200 [thread overview]
Message-ID: <20160530095839.GC20626@salvia> (raw)
In-Reply-To: <1464521137-26146-1-git-send-email-zlpnobody@163.com>
On Sun, May 29, 2016 at 07:25:37PM +0800, Liping Zhang wrote:
> From: Liping Zhang <liping.zhang@spreadtrum.com>
>
> If we add a chain and specify the nonexistent chain type, chain_type_name_lookup
> will return a NULL pointer, and meet the assert condition in xstrdup.
> Fix crash like this:
>
> # nft add chain filter input {type none hook input priority 0\;}
> nft: utils.c:63: xstrdup: Assertion `s != ((void *)0)' failed.
> Aborted (core dumped)
Applied, thanks.
prev parent reply other threads:[~2016-05-30 9:58 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-29 11:25 [PATCH nft] parser: fix crash if we add a chain with an error chain type Liping Zhang
2016-05-30 9:58 ` Pablo Neira Ayuso [this message]
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