From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org, Ahmad Fatoum <a.fatoum@pengutronix.de>
Subject: Re: [PATCH v2 0/5] malloc: add options to zero-initialize buffers
Date: Mon, 02 Dec 2024 12:09:02 +0100 [thread overview]
Message-ID: <173313774258.531308.9162072749089963163.b4-ty@pengutronix.de> (raw)
In-Reply-To: <20241202081815.3475994-1-a.fatoum@pengutronix.de>
On Mon, 02 Dec 2024 09:18:10 +0100, Ahmad Fatoum wrote:
> To further harden barebox against attackers, add options to zero
> registers on function exit, buffers on malloc and after free as well as
> local variables.
>
> Additionally, TLSF already has sanity checks, which are promoted to
> panics with CONFIG_BUG_ON_DATA_CORRUPTION enabled.
>
> [...]
Applied, thanks!
[1/5] dlmalloc: add aliases with dl as prefix
https://git.pengutronix.de/cgit/barebox/commit/?id=730ac4ad403c (link may not be stable)
[2/5] hardening: support zeroing all malloc buffers by default
https://git.pengutronix.de/cgit/barebox/commit/?id=0c573b180278 (link may not be stable)
[3/5] hardening: support initializing stack variables by default
https://git.pengutronix.de/cgit/barebox/commit/?id=30edfb0f99f9 (link may not be stable)
[4/5] hardening: support register zeroing on function exit
https://git.pengutronix.de/cgit/barebox/commit/?id=4e3aef3e116a (link may not be stable)
[5/5] tlsf: panic in asserts if CONFIG_BUG_ON_DATA_CORRUPTION=y
https://git.pengutronix.de/cgit/barebox/commit/?id=4b2fd33bf2dd (link may not be stable)
Best regards,
--
Sascha Hauer <s.hauer@pengutronix.de>
prev parent reply other threads:[~2024-12-02 11:10 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-02 8:18 Ahmad Fatoum
2024-12-02 8:18 ` [PATCH v2 1/5] dlmalloc: add aliases with dl as prefix Ahmad Fatoum
2024-12-02 8:18 ` [PATCH v2 2/5] hardening: support zeroing all malloc buffers by default Ahmad Fatoum
2024-12-02 8:18 ` [PATCH v2 3/5] hardening: support initializing stack variables " Ahmad Fatoum
2024-12-02 8:18 ` [PATCH v2 4/5] hardening: support register zeroing on function exit Ahmad Fatoum
2024-12-02 8:18 ` [PATCH v2 5/5] tlsf: panic in asserts if CONFIG_BUG_ON_DATA_CORRUPTION=y Ahmad Fatoum
2024-12-02 11:09 ` Sascha Hauer [this message]
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