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Commit fbbc1454 authored by Simon Kelley's avatar Simon Kelley
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Fix off-by-one in DHCPv6 FQDN option decoding.

parent 5ef33279
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Showing with 22 additions and 22 deletions
src/rfc3315.c
View file @ fbbc1454
...@@ -353,7 +353,7 @@ static int dhcp6_no_relay(int msg_type, struct in6_addr *link_address, struct dh ...@@ -353,7 +353,7 @@ static int dhcp6_no_relay(int msg_type, struct in6_addr *link_address, struct dh
char *pq = daemon->dhcp_buff; char *pq = daemon->dhcp_buff;
pp = op; pp = op;
while (*op != 0 && ((op + (*op) + 1) - pp) < len) while (*op != 0 && ((op + (*op)) - pp) < len)
{ {
memcpy(pq, op+1, *op); memcpy(pq, op+1, *op);
pq += *op; pq += *op;
......
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