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Merge pull request #14260 from opensourcerouting/fix/do_not_process_nlri_if_attribute_len_is_0

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bgpd: Do not process NLRIs if the attribute length is zero
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Donald Sharp 2023-08-24 10:55:51 -04:00 committed by GitHub
commit 42016422ce
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1 changed files with 1 additions and 1 deletions
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bgpd/bgp_packet.c
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@ -2049,7 +2049,7 @@ static int bgp_update_receive(struct peer *peer, bgp_size_t size)
/* Network Layer Reachability Information. */ /* Network Layer Reachability Information. */
update_len = end - stream_pnt(s); update_len = end - stream_pnt(s);
if (update_len) { if (update_len && attribute_len) {
/* Set NLRI portion to structure. */ /* Set NLRI portion to structure. */
nlris[NLRI_UPDATE].afi = AFI_IP; nlris[NLRI_UPDATE].afi = AFI_IP;
nlris[NLRI_UPDATE].safi = SAFI_UNICAST; nlris[NLRI_UPDATE].safi = SAFI_UNICAST;