core: parse uri - check for invalid port values

kamailio · Apr 3, 2021 · b7f753d · b7f753d
1 parent 9413fc6
commit b7f753d
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 0 deletions.
diff --git a/src/core/config.h b/src/core/config.h
@@ -96,6 +96,7 @@
 #define MY_BRANCH ";branch="
 #define MY_BRANCH_LEN (sizeof(MY_BRANCH) - 1)
 
+#define MAX_PORT_VAL 65535
 #define MAX_PORT_LEN 7 /* ':' + max 5 letters + \0 */
 
 #define CRLF "\r\n"

diff --git a/src/core/parser/parse_uri.c b/src/core/parser/parse_uri.c
@@ -143,6 +143,9 @@ int parse_uri(char* buf, int len, struct sip_uri* uri)
 #define case_port( ch, var) \
 	case ch: \
 			(var)=(var)*10+ch-'0'; \
+			if((var) > MAX_PORT_VAL) { \
+				goto error_bad_port; \
+			}\
 			break
 
 #define still_at_user  \