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Re: [PATCH][BZ #15698] Fix memory overrun in getifaddrs_internal.

From: Mike Frysinger <vapier at gentoo dot org>
To: libc-alpha at sourceware dot org
Cc: OndÅej BÃlka <neleai at seznam dot cz>, hjl dot tools at gmail dot com
Date: Sat, 11 Jan 2014 13:35:30 -0500
Subject: Re: [PATCH][BZ #15698] Fix memory overrun in getifaddrs_internal.
Authentication-results: sourceware.org; auth=none
References: <20131008165738 dot GA14975 at domone dot podge>

On Tuesday 08 October 2013 12:57:38 OndÅej BÃlka wrote:
> Hi, a code at https://sourceware.org/bugzilla/show_bug.cgi?id=15698
> contains a simple off-by-one error when preflen is divisible by 8.
> 
> Following code should fix this, as preflen is unsigned I added check for
> zero len to be sure we do not cause underflow.
> 
> OK to commit?

test case ?
-mike

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