From: Timo Sirainen <tss@iki.fi>
Date: Wed, 23 Apr 2003 14:11:17 +0000 (+0300)
Subject: Fail if sequence numbers in messageset are out of range.
X-Git-Tag: 1.1.alpha1~4726
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c17ad7481328cba7b2ab7172fba8c77c27a4dd7b;p=thirdparty%2Fdovecot%2Fcore.git

Fail if sequence numbers in messageset are out of range.

--HG--
branch : HEAD
---

diff --git a/src/lib-storage/index/index-messageset.c b/src/lib-storage/index/index-messageset.c
index 364747e941..c5bc3b5c71 100644
--- a/src/lib-storage/index/index-messageset.c
+++ b/src/lib-storage/index/index-messageset.c
@@ -111,6 +111,8 @@ static unsigned int get_next_number(const char **str)
 
 static int messageset_parse_next(struct messageset_context *ctx)
 {
+	unsigned int num;
+
 	if (ctx->p == NULL) {
 		/* num1..num2 already set.  */
 		ctx->p = "";
@@ -165,6 +167,15 @@ static int messageset_parse_next(struct messageset_context *ctx)
 		ctx->num2 = temp;
 	}
 
+	num = ctx->num2 == (unsigned int)-1 ? ctx->num1 : ctx->num2;
+	if (num > ctx->messages_count && !ctx->uidset &&
+	    num != (unsigned int)-1) {
+		ctx->error = t_strdup_printf("Message sequence %u "
+					     "larger than message count (%u)",
+					     num, ctx->messages_count);
+		return FALSE;
+	}
+
 	return TRUE;
 }