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_service:tar_scm:backport-0006-CVE-2023-0614.patch
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File _service:tar_scm:backport-0006-CVE-2023-0614.patch of Package libldb
From a9b625bc8ab00b83b55bcd21ba0df48e73e4df29 Mon Sep 17 00:00:00 2001 From: Joseph Sutton <josephsutton@catalyst.net.nz> Date: Fri, 3 Mar 2023 17:26:04 +1300 Subject: [PATCH 10/34] CVE-2023-0614 ldb: Add function to remove excess capacity from an ldb message BUG: https://bugzilla.samba.org/show_bug.cgi?id=15270 Signed-off-by: Joseph Sutton <josephsutton@catalyst.net.nz> Reviewed-by: Andrew Bartlett <abartlet@samba.org> [abartlet@samba.org Adapted to conflict from lack of new ldb_ascii_toupper() in ldb_private.h] Conflict: NA Reference: https://attachments.samba.org/attachment.cgi?id=17821 --- common/ldb_msg.c | 16 ++++++++++++++++ include/ldb_private.h | 3 +++ 2 files changed, 19 insertions(+) diff --git a/common/ldb_msg.c b/common/ldb_msg.c index cbc7e32b2ba..2ea2cce2e83 100644 --- a/common/ldb_msg.c +++ b/common/ldb_msg.c @@ -1497,6 +1497,22 @@ void ldb_msg_remove_attr(struct ldb_message *msg, const char *attr) } } +/* Reallocate elements to drop any excess capacity. */ +void ldb_msg_shrink_to_fit(struct ldb_message *msg) +{ + if (msg->num_elements > 0) { + struct ldb_message_element *elements = talloc_realloc(msg, + msg->elements, + struct ldb_message_element, + msg->num_elements); + if (elements != NULL) { + msg->elements = elements; + } + } else { + TALLOC_FREE(msg->elements); + } +} + /* return a LDAP formatted GeneralizedTime string */ diff --git a/include/ldb_private.h b/include/ldb_private.h index 4deb24691ca..338e71def6d 100644 --- a/include/ldb_private.h +++ b/include/ldb_private.h @@ -317,4 +317,7 @@ int ldb_match_message(struct ldb_context *ldb, const struct ldb_parse_tree *tree, enum ldb_scope scope, bool *matched); +/* Reallocate elements to drop any excess capacity. */ +void ldb_msg_shrink_to_fit(struct ldb_message *msg); + #endif -- 2.25.1
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