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From: Holger Dengler <dengler@linux.ibm.com>
To: Harald Freudenberger <freude@linux.ibm.com>
Cc: dengler@linux.ibm.com, linux-s390@vger.kernel.org,
	Heiko Carstens <hca@linux.ibm.com>,
	Vasily Gorbik <gor@linux.ibm.com>,
	Alexander Gordeev <agordeev@linux.ibm.com>,
	Ingo Franzki <ifranzki@linux.ibm.com>
Subject: [PATCH v1 0/1] 390/zcrypt: Validate length information in reply
Date: Thu, 20 Aug 2026 16:04:38 +0200	[thread overview]
Message-ID: <20260820140439.892324-1-dengler@linux.ibm.com> (raw)

This series contains adds validation of a length information in a
hardware reply, to prevent buffer over-read/over-write in case of a
broken/modified replies.

This series applies on-top of Linus' master branch.

Holger Dengler (1):
  s390/zcrypt: Validate length in reply before using it

 drivers/s390/crypto/zcrypt_ccamisc.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)


base-commit: 59e6295fac26b8e85c1ea859cdd89fa1e47519d7
-- 
2.55.0


             reply	other threads:[~2026-08-20 14:04 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-20 14:04 Holger Dengler [this message]
2026-08-20 14:04 ` [PATCH v1 1/1] s390/zcrypt: Validate length in reply before using it Holger Dengler
2026-08-20 14:20   ` sashiko-bot
2026-08-20 15:40     ` Holger Dengler
2026-08-20 14:46   ` Harald Freudenberger
2026-08-20 15:04     ` Holger Dengler

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