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author | David Decotigny | 2018-05-24 08:30:16 -0700 |
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committer | Denys Vlasenko | 2018-05-24 18:26:01 +0200 |
commit | a174c791ece5d7f2869e9efd338d91c8ea10f609 (patch) | |
tree | 7aaacf8f1e63c1edeebe5ccce28deccec6a7f6a1 | |
parent | 747162109fb1c891baf6aafa1ca0410bd08d04a4 (diff) | |
download | busybox-a174c791ece5d7f2869e9efd338d91c8ea10f609.zip busybox-a174c791ece5d7f2869e9efd338d91c8ea10f609.tar.gz |
udhcpc6: ignore invalid OPTION_IAADDR
Signed-off-by: David Decotigny <ddecotig@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r-- | networking/udhcp/d6_dhcpc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/networking/udhcp/d6_dhcpc.c b/networking/udhcp/d6_dhcpc.c index 9e3ce8b..2ff9c56 100644 --- a/networking/udhcp/d6_dhcpc.c +++ b/networking/udhcp/d6_dhcpc.c @@ -287,6 +287,10 @@ static void option_to_env(uint8_t *option, uint8_t *option_end) * | valid-lifetime | * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ */ + /* Make sure payload contains an address */ + if (option[3] < 24) + break; + sprint_nip6(ipv6str, option + 4); *new_env() = xasprintf("ipv6=%s", ipv6str); |