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bgpd: Get 1 or 2 octets for Sub-TLV length (Tunnel Encap attr) #13970

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Jul 11, 2023
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bgpd: Get 1 or 2 octets for Sub-TLV length (Tunnel Encap attr) #13970

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4 changes: 3 additions & 1 deletion bgpd/bgp_attr.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2658,7 +2658,9 @@ static int bgp_attr_encap(uint8_t type, struct peer *peer, /* IN */

if (BGP_ATTR_ENCAP == type) {
subtype = stream_getc(BGP_INPUT(peer));
sublength = stream_getc(BGP_INPUT(peer));
sublength = (subtype < 128)
? stream_getc(BGP_INPUT(peer))
: stream_getw(BGP_INPUT(peer));
length -= 2;
#ifdef ENABLE_BGP_VNC
} else {
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