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Wed, 26 Aug 2026 14:12:52 +0000 (GMT) Received: from funtu2.ibm.com (unknown [9.111.134.62]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 26 Aug 2026 14:12:52 +0000 (GMT) From: Harald Freudenberger To: dengler@linux.ibm.com, fcallies@linux.ibm.com, ifranzki@linux.ibm.com Cc: freude@linux.ibm.com, linux-s390@vger.kernel.org, Heiko Carstens , Vasily Gorbik , Alexander Gordeev Subject: [PATCH v1 0/1] Fix zcrypt handler functions Date: Wed, 26 Aug 2026 16:12:51 +0200 Message-ID: <20260826141252.113706-1-freude@linux.ibm.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Authority-Analysis: v=2.4 cv=TfimcxQh c=1 sm=1 tr=0 ts=6a8ef469 cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=Sv0fKeRqtYgA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=V8glGbnc2Ofi9Qvn3v5h:22 a=I44unb0yF_DCswbUO6oA:9 a=zZCYzV9kfG8A:10 X-Proofpoint-Spam-Info: AW1haW4tMjYwODI2MDExNiBTYWx0ZWRfX5xiIBM7a9C5q f6S13Upd11oG9PKC8zVaVAT/gwlzFVVPtoN/k65qlnVDTa17l9GBGUWum6Fmt6aB/YxO4s1U06T JC6mjN65Rx3rREtcnqmXwE99xFrDk84= X-Proofpoint-GUID: XYSsp8ZfXbFntu81j6IhQ7eGty08UUBl X-Proofpoint-ORIG-GUID: XYSsp8ZfXbFntu81j6IhQ7eGty08UUBl X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODI2MDExNiBTYWx0ZWRfXzpiZz9WFkWWx xQXjxe1GWtWBnuLSFXVIfSni2v/TO8CvOfAx32iucV8gji31QLDKjVEh9/+bWGQiT4a3QbyXGUc /sTD5CQEZBEW0PGLI4ckAkLPBxOx1OwAIHwThjtlSTJzuXWV8JYsURXndtb9XAR9EgbqD30lsUV rF/n5KQFo21ljD13g9qLxVbeTcHN0v1g/vLhlN5eLgc8zLxJNlJAE7wdatnwSC4f9zPnhJNpbqw 0d1ipi8txrwXQGcsonxkFjqZZKqc5WowxK4NRjap2JGv8Qhc9dOBrfebRGwRT4K/yaHRS+h6B/k oCtTxw3IIlhOnhS1ivbhFayQYv5ymPIrDwJvEN2DxLRAsK8w9tSeiBqlXSKwxGHZF4PG8bzfIE7 AUb3a4lV+ouRfcKr530Hc59C2Q7g6I1QSCA9sXEGm4t8/KdIif8ax3Xgc/1epQ86W4CkBE9WpuR O2zK3ZR+KLr1B9ccBUg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-26_04,2026-08-26_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 spamscore=0 bulkscore=0 malwarescore=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 phishscore=0 impostorscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608260116 As of now only one patch dealing with a missing initial message length check on receive of a zcrypt message type 50 or 6. Changelog: v0: Initial version, just one patch fixing missing initial message length check at all 3 handler functions. Harald Freudenberger (1): s390/crypto: Fix out-of-bounds access in zcrypt message type handlers drivers/s390/crypto/zcrypt_msgtype50.c | 3 ++- drivers/s390/crypto/zcrypt_msgtype6.c | 6 ++++-- 2 files changed, 6 insertions(+), 3 deletions(-) -- 2.43.0