On Sat, Jan 05, 2019 at 11:56:23PM +0800, Alex Vong wrote:
> Tags: security
> 
> Hello guix,
> 
> The following patch fixes all CVEs in libarchive. Since updating
> libarchive would cause > 3000 rebuilds, we graft instead.
> 

> From c8f1c64de45c7a1fefed69d902164f3577aac817 Mon Sep 17 00:00:00 2001
> From: Alex Vong <alexvong1995@gmail.com>
> Date: Sat, 5 Jan 2019 23:20:41 +0800
> Subject: [PATCH] gnu: libarchive: Replace with libarchive 3.3.3 and fix
>  CVE-2018-{1000877,1000878,1000880}.
> 
> * gnu/packages/backup.scm (libarchive)[source, home-page]: Use HTTPS.
> [replacement]: New field.
> (libarchive-3.3.3): New variable.
> * gnu/packages/patches/libarchive-CVE-2018-1000877.patch,
> gnu/packages/patches/libarchive-CVE-2018-1000878.patch,
> gnu/packages/patches/libarchive-CVE-2018-1000880.patch: New files.
> * gnu/local.mk (dist_patch_DATA): Add them.

Thanks, this works for me. Please push! :)