From: Harald Freudenberger <freude@linux.ibm.com>
To: dengler@linux.ibm.com, fcallies@linux.ibm.com
Cc: freude@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>
Subject: [PATCH v1 0/2] Fix minor LLM findings in zcrypt dd
Date: Mon, 5 Oct 2026 13:40:16 +0200 [thread overview]
Message-ID: <20261005114018.62489-1-freude@linux.ibm.com> (raw)
Fix some minor LLM findings related to the zcrypt device driver.
Changelog:
v1: Two patches:
- The first patch fixes a gap related to speculative execution
with the domain index.
- The second patch fixes a length/pointer check with parsing the
FQ reply from a CCA card.
Harald Freudenberger (2):
s390/zcrypt: Guard domain index uses against speculative bypass
s390/zcrypt: Fix out-of-bounds ptr advance in
cca_query_crypto_facility()
drivers/s390/crypto/zcrypt_api.c | 10 ++++++++--
drivers/s390/crypto/zcrypt_ccamisc.c | 22 ++++++++++++++++++++--
2 files changed, 28 insertions(+), 4 deletions(-)
--
2.43.0
next reply other threads:[~2026-10-05 11:40 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-05 11:40 Harald Freudenberger [this message]
2026-10-05 11:40 ` [PATCH v1 1/2] s390/zcrypt: Guard domain index uses against speculative bypass Harald Freudenberger
2026-10-05 11:52 ` sashiko-bot
2026-10-05 11:40 ` [PATCH v1 2/2] s390/zcrypt: Fix out-of-bounds ptr advance in cca_query_crypto_facility() Harald Freudenberger
2026-10-05 11:47 ` sashiko-bot
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