From: Sam James <sam@gentoo.org>
To: Jonathon Anderson <anderson.jonathonm@gmail.com>
Cc: Paul Eggert <eggert@cs.ucla.edu>,
noloader@gmail.com, Paul Koning <paulkoning@comcast.net>,
Andreas Schwab <schwab@linux-m68k.org>,
Michael Matz <matz@suse.de>, Martin Uecker <uecker@tugraz.at>,
Ian Lance Taylor <iant@golang.org>,
Sandra Loosemore <sloosemore@baylibre.com>,
Mark Wielaard <mark@klomp.org>,
overseers@sourceware.org, gcc@gcc.gnu.org,
binutils@sourceware.org, gdb@sourceware.org,
libc-alpha@sourceware.org
Subject: Re: Sourceware mitigating and preventing the next xz-backdoor
Date: Tue, 09 Apr 2024 23:10:26 +0100 [thread overview]
Message-ID: <878r1mxk4t.fsf@gentoo.org> (raw)
In-Reply-To: <80e3a84930065d749169529d99afd7c251a5edc3.camel@gmail.com> (Jonathon Anderson's message of "Tue, 09 Apr 2024 15:03:59 -0700")
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Jonathon Anderson <anderson.jonathonm@gmail.com> writes:
> On Tue, 2024-04-09 at 14:50 -0700, Paul Eggert wrote:
>
> On 4/9/24 14:40, Jeffrey Walton wrote:
>
> Code provenance and code integrity was not enforced. Part of the problem is the Autotools design. It is from a
> bygone era.
>
> No, Andreas is right. This isn't an Autotools-vs-Meson thing.
>
> Most of the Autotools-based projects I help maintain would have been
> immune to this particular exploit, partly because they don't maintain
> their own of Gnulib .m4 files. Conversely, any Meson-based project that
> had the same sort of out-of-repository sloppiness and lack of review
> that xz had, would be vulnerable to similar attacks.
>
> Xz doesn't either, the exploit was unique to the distributed make dist tarballs. Which is an Autotools quirk present in
> all Autotools projects.
>
> I won't deny that a project could use Meson and be sloppy, a project could use SSL/TLS/whatever and be completely
> insecure. But Autotools encourages and semi-requires this sloppy behavior, and CMake and Meson strongly discourage this
> behavior.
Indeed. Talking about things in the context of "how can we make it
easier to spot" is a good thing. Obviously if we're trying to resist a
state actor, things are very hard. It doesn't mean don't bother.
>
> -Jonathon
thanks,
sam
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next prev parent reply other threads:[~2024-04-09 22:10 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-29 20:39 Security warning about xz library compromise Mark Wielaard
2024-04-01 15:06 ` Sourceware mitigating and preventing the next xz-backdoor Mark Wielaard
2024-04-02 19:54 ` Sandra Loosemore
2024-04-02 20:03 ` Paul Eggert
2024-04-02 20:20 ` Paul Koning
2024-04-02 20:28 ` Ian Lance Taylor
2024-04-03 6:26 ` Martin Uecker
2024-04-03 14:00 ` Michael Matz
2024-04-03 14:14 ` Paul Koning
2024-04-03 14:32 ` Martin Uecker
2024-04-03 14:46 ` Jeffrey Walton
2024-04-03 16:02 ` Michael Matz
2024-04-03 16:26 ` Joel Sherrill
2024-04-03 16:32 ` Martin Uecker
2024-04-03 16:51 ` Andreas Schwab
2024-04-03 16:56 ` Jonathan Wakely
2024-04-03 18:46 ` Jonathon Anderson
2024-04-03 19:01 ` Martin Uecker
2024-04-05 21:15 ` Andrew Sutton
2024-04-06 13:00 ` Richard Biener
2024-04-06 15:59 ` Martin Uecker
2024-04-04 13:59 ` Michael Matz
2024-04-09 16:44 ` anderson.jonathonm
2024-04-09 17:57 ` Andreas Schwab
2024-04-09 19:59 ` Jonathon Anderson
2024-04-09 20:11 ` Paul Koning
2024-04-09 21:40 ` Jeffrey Walton
2024-04-09 21:50 ` Paul Eggert
2024-04-09 21:58 ` Sam James
2024-04-09 22:15 ` Paul Eggert
2024-04-09 22:22 ` Sam James
2024-04-09 22:53 ` Paul Eggert
2024-04-09 22:03 ` Jonathon Anderson
2024-04-09 22:10 ` Sam James [this message]
2024-04-09 21:54 ` Jonathon Anderson
2024-04-09 22:00 ` Sam James
2024-04-10 14:09 ` Frank Ch. Eigler
2024-04-10 18:47 ` Jonathon Anderson
2024-04-10 19:00 ` Frank Ch. Eigler
2024-04-10 10:26 ` Claudio Bantaloukas
2024-04-02 22:08 ` Guinevere Larsen
2024-04-02 22:21 ` Guinevere Larsen
2024-04-02 22:50 ` Jeffrey Walton
2024-04-02 23:20 ` Mark Wielaard
2024-04-02 23:34 ` Paul Koning
2024-04-03 0:37 ` Jeffrey Walton
2024-04-03 8:08 ` Florian Weimer
2024-04-03 13:53 ` Joel Sherrill
2024-04-04 10:25 ` Mark Wielaard
2024-04-10 16:30 ` Alejandro Colomar
2024-04-21 15:30 ` Mark Wielaard
2024-04-21 20:40 ` Alejandro Colomar
2024-04-21 20:52 ` Alejandro Colomar
2024-04-30 11:28 ` Alejandro Colomar
2024-04-03 14:04 ` Tom Tromey
2024-04-03 14:42 ` Jeff Law
2024-04-04 10:48 ` Mark Wielaard
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