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SECURITY: actually reject messages with improper lengths
[secnet.git]
/
util.c
diff --git
a/util.c
b/util.c
index 63fe76f4451a80e2a6c266fffb8c1aabd878d20f..086c23440ffd1fc592495b5235277a9e104f063d 100644
(file)
--- a/
util.c
+++ b/
util.c
@@
-269,6
+269,7
@@
void *buf_unappend(struct buffer_if *buf, int32_t amount) {
void *buf_unprepend(struct buffer_if *buf, int32_t amount) {
void *p;
void *buf_unprepend(struct buffer_if *buf, int32_t amount) {
void *p;
+ if (buf->size < amount) return 0;
p=buf->start;
buf->start+=amount;
buf->size-=amount;
p=buf->start;
buf->start+=amount;
buf->size-=amount;