From: Stephan Bosch <stephan.bosch@open-xchange.com>
Date: Mon, 13 Oct 2025 10:04:21 +0000 (+0200)
Subject: lib-sasl: sasl-server-mech-gssapi - Fix memory leak in get_display_name() error path
X-Git-Tag: 2.4.2~109
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3dc11f65325f631d59f38a6114c4ea5e8ecca888;p=thirdparty%2Fdovecot%2Fcore.git

lib-sasl: sasl-server-mech-gssapi - Fix memory leak in get_display_name() error path

Reported by Coverity.
---

diff --git a/src/lib-sasl/sasl-server-mech-gssapi.c b/src/lib-sasl/sasl-server-mech-gssapi.c
index 28bd6d266c..d56bd7004c 100644
--- a/src/lib-sasl/sasl-server-mech-gssapi.c
+++ b/src/lib-sasl/sasl-server-mech-gssapi.c
@@ -215,6 +215,7 @@ get_display_name(struct gssapi_auth_request *request, gss_name_t name,
 	}
 	if (data_has_nuls(buf.value, buf.length)) {
 		e_info(auth_request->event, "authn_name has NULs");
+		(void)gss_release_buffer(&minor_status, &buf);
 		return -1;
 	}
 	*display_name_r = t_strndup(buf.value, buf.length);