diff options
| author | Harald Welte <laforge@gnumonks.org> | 2018-01-22 01:49:02 +0100 |
|---|---|---|
| committer | Harald Welte <laforge@gnumonks.org> | 2018-01-23 17:03:05 +0000 |
| commit | 5718429ec99f185efe2e733463700b8997f66b61 (patch) | |
| tree | c8a9d2b912dce7fe877466a95b1c57a229698f78 /include/osmocom | |
| parent | 3b26f3495054196d42ac94fe4683aa94564807d8 (diff) | |
MNCC: Add input validation
There appears to have been no input validation whatsoever on MNCC
messages. Hence it was very easy for an external MNCC handler to
crash OsmoMSC, such as in OS#2853
Change-Id: Idaf3b8e409c84564b1eb26d01a19c605f89b14f4
Closes: OS#2853
Diffstat (limited to 'include/osmocom')
| -rw-r--r-- | include/osmocom/msc/mncc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/osmocom/msc/mncc.h b/include/osmocom/msc/mncc.h index 49f0c8b83..d2f054147 100644 --- a/include/osmocom/msc/mncc.h +++ b/include/osmocom/msc/mncc.h @@ -215,5 +215,6 @@ int mncc_sock_init(struct gsm_network *net, const char *sock_path); || msg_type == GSM_TCH_FRAME_AMR \ || msg_type == GSM_BAD_FRAME) +int mncc_prim_check(const struct gsm_mncc *mncc_prim, unsigned int len); #endif |