diff options
| -rw-r--r-- | lib/zebra.h | 2 | ||||
| -rw-r--r-- | zebra/zapi_msg.c | 6 |
2 files changed, 8 insertions, 0 deletions
diff --git a/lib/zebra.h b/lib/zebra.h index 00d422cdd1..b2f0202c53 100644 --- a/lib/zebra.h +++ b/lib/zebra.h @@ -360,6 +360,8 @@ typedef enum { AFI_MAX = 4 } afi_t; +#define IS_VALID_AFI(a) ((a) > AFI_UNSPEC && (a) < AFI_MAX) + /* Subsequent Address Family Identifier. */ typedef enum { SAFI_UNSPEC = 0, diff --git a/zebra/zapi_msg.c b/zebra/zapi_msg.c index e3feddba52..c21d00bbe6 100644 --- a/zebra/zapi_msg.c +++ b/zebra/zapi_msg.c @@ -2277,6 +2277,12 @@ static void zread_vrf_label(ZAPI_HANDLER_ARGS) s = msg; STREAM_GETL(s, nlabel); STREAM_GETC(s, afi); + + if (!(IS_VALID_AFI(afi))) { + zlog_warn("Invalid AFI for VRF label: %u", afi); + return; + } + if (nlabel == zvrf->label[afi]) { /* * Nothing to do here move along |