From: Sami Tolvanen <samitolvanen@google.com>
To: David Howells <dhowells@redhat.com>,
David Woodhouse <dwmw2@infradead.org>,
Luis Chamberlain <mcgrof@kernel.org>,
Daniel Gomez <da.gomez@kernel.org>,
Aaron Tomlin <atomlin@atomlin.com>,
Petr Pavlu <petr.pavlu@suse.com>
Cc: Sami Tolvanen <samitolvanen@google.com>,
keyrings@vger.kernel.org, linux-modules@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/2] module: Remove SHA-1 support for module signing
Date: Mon, 22 Dec 2025 20:24:17 +0000 [thread overview]
Message-ID: <176643400578.1902051.9409046385163707144.b4-ty@google.com> (raw)
In-Reply-To: <20251111154923.978181-1-petr.pavlu@suse.com>
On Tue, 11 Nov 2025 16:48:30 +0100, Petr Pavlu wrote:
> SHA-1 is considered deprecated and insecure due to vulnerabilities that can
> lead to hash collisions. Most distributions have already been using SHA-2
> for module signing because of this. The default was also changed last year
> from SHA-1 to SHA-512 in f3b93547b91a ("module: sign with sha512 instead of
> sha1 by default"). This was not reported to cause any issues. Therefore, it
> now seems to be a good time to remove SHA-1 support for module signing.
>
> [...]
Applied to modules-next, thanks!
[1/2] module: Remove SHA-1 support for module signing
commit: 148519a06304af4e6fbb82f20e1a4480e2c1b126
[2/2] sign-file: Use only the OpenSSL CMS API for signing
commit: d7afd65b4acc775df872af30948dd7c196587169
Best regards,
Sami
prev parent reply other threads:[~2025-12-22 20:24 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-11 15:48 [PATCH 0/2] module: Remove SHA-1 support for module signing Petr Pavlu
2025-11-11 15:48 ` [PATCH 1/2] " Petr Pavlu
2025-11-11 22:37 ` Aaron Tomlin
2025-11-11 15:48 ` [PATCH 2/2] sign-file: Remove support for signing with PKCS#7 Petr Pavlu
2025-11-11 16:53 ` James Bottomley
2025-11-12 13:51 ` Petr Pavlu
2025-11-12 15:05 ` James Bottomley
2025-11-12 15:36 ` David Howells
2025-11-12 15:47 ` James Bottomley
2025-11-12 15:52 ` David Howells
2025-11-12 15:58 ` James Bottomley
2026-02-02 11:24 ` [PATCH] sign-file, pkcs7: Honour the hash parameter to sign-file David Howells
2026-02-02 11:27 ` David Howells
2026-02-02 12:25 ` Petr Pavlu
2026-02-02 17:01 ` Sami Tolvanen
2025-11-11 16:22 ` [PATCH 0/2] module: Remove SHA-1 support for module signing Sami Tolvanen
2025-12-22 20:24 ` Sami Tolvanen [this message]
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