svn commit: r305486 - head/usr.bin/bsdiff/bspatch

[Shawn Webb]

On Tue, Sep 06, 2016 at 07:00:37PM +0000, Ed Maste wrote:
> Author: emaste
> Date: Tue Sep  6 19:00:37 2016
> New Revision: 305486
> URL: https://svnweb.freebsd.org/changeset/base/305486
> 
> Log:
>   bspatch: add sanity checks on sizes to avoid integer overflow
>   
>   Note that this introduces an explicit 2GB limit, but this was already
>   implicit in variable and function argument types.
>   
>   This is based on the "non-cryptanalytic attacks against freebsd
>   update components" anonymous gist. Further refinement is planned.
>   
>   Reviewed by:	allanjude, cem, kib
>   Obtained from:	anonymous gist
>   MFC after:	3 days
>   Sponsored by:	The FreeBSD Foundation
>   Differential Revision:	https://reviews.freebsd.org/D7619

Hey Ed,

Any plans to release a security announcement?

Thanks,

-- 
Shawn Webb
Cofounder and Security Engineer
HardenedBSD

GPG Key ID:          0x6A84658F52456EEE
GPG Key Fingerprint: 2ABA B6BD EF6A F486 BE89  3D9E 6A84 658F 5245 6EEE
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