diff options
Diffstat (limited to 'src/osmo-bsc/system_information.c')
-rw-r--r-- | src/osmo-bsc/system_information.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/osmo-bsc/system_information.c b/src/osmo-bsc/system_information.c index 2418e3220..b9699899f 100644 --- a/src/osmo-bsc/system_information.c +++ b/src/osmo-bsc/system_information.c @@ -974,6 +974,9 @@ static int generate_si4(enum osmo_sysinfo_type t, struct gsm_bts *bts) /* 10.5.2.21 (TLV) CBCH Mobile Allocation IE */ if (ts->hopping.enabled) { + /* Prevent potential buffer overflow */ + if (ts->hopping.ma_len > 2) + return -ENOMEM; tail = tlv_put(tail, GSM48_IE_CBCH_MOB_AL, ts->hopping.ma_len, ts->hopping.ma_data); |