linux-kernel - Re: [stable] [PATCH] XZ decompressor: Fix decoding of empty LZMA2 streams

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Wed, 4 May 2011 16:11:46 -0700
From:	Greg KH <greg@...ah.com>
To:	Lasse Collin <lasse.collin@...aani.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, stable@...nel.org
Subject: Re: [stable] [PATCH] XZ decompressor: Fix decoding of empty LZMA2
 streams

On Wed, May 04, 2011 at 01:22:36AM +0300, Lasse Collin wrote:
> On 2011-05-04 Andrew Morton wrote:
> > Lasse Collin <lasse.collin@...aani.org> wrote:
> > > From: Lasse Collin <lasse.collin@...aani.org>
> > > 
> > > The old code considered valid empty LZMA2 streams to be corrupt.
> > > Note that a typical empty .xz file has no LZMA2 data at all,
> > > and thus most .xz files having no uncompressed data are handled
> > > correctly even without this fix.
> > > 
> > > Signed-off-by: Lasse Collin <lasse.collin@...aani.org>
> > 
> > The patch didn't have the cc:stable tag, but appears to be needed in
> > 2.6.38.x and perhaps earlier, yes?
> > 
> > It's commit 646032e3b05b32d3f20cb108a030593d9d792eb5 in mainline.
> 
> Thanks. It's good for 2.6.38.x. Older ones don't have XZ support.

Now queued up, thanks.

greg k-h
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/