From 4d9496e13771202411e2c53f3ef36d77b8499df4 Mon Sep 17 00:00:00 2001
From: Timo Sirainen <timo.sirainen@open-xchange.com>
Date: Fri, 26 Jan 2024 03:29:54 +0200
Subject: [PATCH] config: Fail config parsing on unknown section names

---
 src/config/config-parser.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/config/config-parser.c b/src/config/config-parser.c
index 53d4c07cb6..04dc6d5de8 100644
--- a/src/config/config-parser.c
+++ b/src/config/config-parser.c
@@ -1954,6 +1954,11 @@ void config_parser_apply_line(struct config_parser_context *ctx,
 			/* new filter */
 			break;
 		}
+		if (hash_table_lookup(ctx->all_keys, line->key) == NULL) {
+			ctx->error = p_strdup_printf(ctx->pool,
+				"Unknown section name: %s", line->key);
+			break;
+		}
 
 		/* This is SET_STRLIST or SET_BOOLLIST */
 		break;
-- 
2.47.3