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Check the return values from BN_hex2bn() and RAND_load_file().
[tinc]
/
src
/
tincd.c
diff --git
a/src/tincd.c
b/src/tincd.c
index
bc04f5f
..
9253d9f
100644
(file)
--- a/
src/tincd.c
+++ b/
src/tincd.c
@@
-434,7
+434,10
@@
static bool keygen(int bits) {
BN_GENCB_set(cb, indicator, NULL);
rsa_key = RSA_new();
BN_GENCB_set(cb, indicator, NULL);
rsa_key = RSA_new();
- BN_hex2bn(&e, "10001");
+
+ if(BN_hex2bn(&e, "10001") == 0) {
+ abort();
+ }
if(!rsa_key || !e) {
abort();
if(!rsa_key || !e) {
abort();
@@
-698,7
+701,10
@@
int main(int argc, char **argv) {
/* Slllluuuuuuurrrrp! */
/* Slllluuuuuuurrrrp! */
- RAND_load_file("/dev/urandom", 1024);
+ if(RAND_load_file("/dev/urandom", 1024) != 1024) {
+ logger(LOG_ERR, "Error initializing RNG!");
+ return 1;
+ }
ENGINE_load_builtin_engines();
ENGINE_register_all_complete();
ENGINE_load_builtin_engines();
ENGINE_register_all_complete();