From: David Howells <dhowells@redhat.com> To: keyrings@vger.kernel.org, ebiggers@kernel.org Cc: James Morris <jamorris@linux.microsoft.com>, dhowells@redhat.com, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 08/10] keys: Grant Link permission to possessers of request_key auth keys [ver #3] Date: Wed, 19 Jun 2019 13:19:49 +0000 [thread overview] Message-ID: <156095038937.9363.13848713196793738568.stgit@warthog.procyon.org.uk> (raw) In-Reply-To: <156095032052.9363.8954337545422131435.stgit@warthog.procyon.org.uk> Grant Link permission to the possessers of request_key authentication keys, thereby allowing a daemon that is servicing upcalls to arrange things such that only the necessary auth key is passed to the actual service program and not all the daemon's pending auth keys. Signed-off-by: David Howells <dhowells@redhat.com> Reviewed-by: James Morris <jamorris@linux.microsoft.com> --- security/keys/request_key_auth.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c index 572c7a60473a..ec5226557023 100644 --- a/security/keys/request_key_auth.c +++ b/security/keys/request_key_auth.c @@ -204,7 +204,7 @@ struct key *request_key_auth_new(struct key *target, const char *op, authkey = key_alloc(&key_type_request_key_auth, desc, cred->fsuid, cred->fsgid, cred, - KEY_POS_VIEW | KEY_POS_READ | KEY_POS_SEARCH | + KEY_POS_VIEW | KEY_POS_READ | KEY_POS_SEARCH | KEY_POS_LINK | KEY_USR_VIEW, KEY_ALLOC_NOT_IN_QUOTA, NULL); if (IS_ERR(authkey)) { ret = PTR_ERR(authkey);
WARNING: multiple messages have this Message-ID (diff)
From: David Howells <dhowells@redhat.com> To: keyrings@vger.kernel.org, ebiggers@kernel.org Cc: James Morris <jamorris@linux.microsoft.com>, dhowells@redhat.com, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 08/10] keys: Grant Link permission to possessers of request_key auth keys [ver #3] Date: Wed, 19 Jun 2019 14:19:49 +0100 [thread overview] Message-ID: <156095038937.9363.13848713196793738568.stgit@warthog.procyon.org.uk> (raw) In-Reply-To: <156095032052.9363.8954337545422131435.stgit@warthog.procyon.org.uk> Grant Link permission to the possessers of request_key authentication keys, thereby allowing a daemon that is servicing upcalls to arrange things such that only the necessary auth key is passed to the actual service program and not all the daemon's pending auth keys. Signed-off-by: David Howells <dhowells@redhat.com> Reviewed-by: James Morris <jamorris@linux.microsoft.com> --- security/keys/request_key_auth.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c index 572c7a60473a..ec5226557023 100644 --- a/security/keys/request_key_auth.c +++ b/security/keys/request_key_auth.c @@ -204,7 +204,7 @@ struct key *request_key_auth_new(struct key *target, const char *op, authkey = key_alloc(&key_type_request_key_auth, desc, cred->fsuid, cred->fsgid, cred, - KEY_POS_VIEW | KEY_POS_READ | KEY_POS_SEARCH | + KEY_POS_VIEW | KEY_POS_READ | KEY_POS_SEARCH | KEY_POS_LINK | KEY_USR_VIEW, KEY_ALLOC_NOT_IN_QUOTA, NULL); if (IS_ERR(authkey)) { ret = PTR_ERR(authkey);
next prev parent reply other threads:[~2019-06-19 13:19 UTC|newest] Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-06-19 13:18 [PATCH 00/10] keys: Miscellany [ver #3] David Howells 2019-06-19 13:18 ` David Howells 2019-06-19 13:18 ` [PATCH 01/10] keys: sparse: Fix key_fs[ug]id_changed() " David Howells 2019-06-19 13:18 ` David Howells 2019-06-19 13:19 ` [PATCH 02/10] keys: sparse: Fix incorrect RCU accesses " David Howells 2019-06-19 13:19 ` David Howells 2019-06-19 13:19 ` [PATCH 03/10] keys: sparse: Fix kdoc mismatches " David Howells 2019-06-19 13:19 ` David Howells 2019-06-19 13:19 ` [PATCH 04/10] keys: Change keyring_serialise_link_sem to a mutex " David Howells 2019-06-19 13:19 ` David Howells 2019-06-19 13:19 ` [PATCH 05/10] keys: Break bits out of key_unlink() " David Howells 2019-06-19 13:19 ` David Howells 2019-06-19 13:19 ` [PATCH 06/10] keys: Hoist locking out of __key_link_begin() " David Howells 2019-06-19 13:19 ` David Howells 2019-06-19 13:19 ` [PATCH 07/10] keys: Add a keyctl to move a key between keyrings " David Howells 2019-06-19 13:19 ` David Howells 2019-06-19 13:19 ` David Howells [this message] 2019-06-19 13:19 ` [PATCH 08/10] keys: Grant Link permission to possessers of request_key auth keys " David Howells 2019-06-19 13:19 ` [PATCH 09/10] keys: Reuse keyring_index_key::desc_len in lookup_user_key() " David Howells 2019-06-19 13:19 ` David Howells 2019-06-19 13:20 ` [PATCH 10/10] keys: Add capability-checking keyctl function " David Howells 2019-06-19 13:20 ` David Howells
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