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Wed, 17 May 2023 01:18:12 GMT Received: from smtpav02.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D1C0C5805E; Wed, 17 May 2023 01:18:11 +0000 (GMT) Received: from smtpav02.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6B89C58059; Wed, 17 May 2023 01:18:09 +0000 (GMT) Received: from sig-9-77-133-203.ibm.com (unknown [9.77.133.203]) by smtpav02.wdc07v.mail.ibm.com (Postfix) with ESMTP; Wed, 17 May 2023 01:18:09 +0000 (GMT) Message-ID: Subject: Re: [PATCH 1/3] KEYS: DigitalSignature link restriction From: Mimi Zohar To: Eric Snowberg , dhowells@redhat.com, dwmw2@infradead.org Cc: herbert@gondor.apana.org.au, davem@davemloft.net, dmitry.kasatkin@gmail.com, paul@paul-moore.com, jmorris@namei.org, serge@hallyn.com, jlee@suse.com, kanth.ghatraju@oracle.com, konrad.wilk@oracle.com, keyrings@vger.kernel.org, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, linux-integrity@vger.kernel.org, linux-security-module@vger.kernel.org Date: Tue, 16 May 2023 21:18:07 -0400 In-Reply-To: <20230508220708.2888510-2-eric.snowberg@oracle.com> References: <20230508220708.2888510-1-eric.snowberg@oracle.com> <20230508220708.2888510-2-eric.snowberg@oracle.com> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.28.5 (3.28.5-18.el8) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: XMO5lPHlzZjAtUWe1T3poojACAQ46MFQ X-Proofpoint-GUID: PW6OjyfkjRZcuKRr-tKInEv9N3JM2dEP X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-16_14,2023-05-16_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxscore=0 adultscore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 phishscore=0 spamscore=0 impostorscore=0 mlxlogscore=975 malwarescore=0 clxscore=1011 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2304280000 definitions=main-2305170006 X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2023-05-08 at 18:07 -0400, Eric Snowberg wrote: > Add a new link restriction. Restrict the addition of keys in a keyring > based on the key having digitalSignature usage set. Additionally, verify > the new certificate against the ones in the system keyrings. Add two > additional functions to use the new restriction within either the builtin > or secondary keyrings. > > Signed-off-by: Eric Snowberg Thanks, Eric. Reviewed-by: Mimi Zohar