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| author | Denys Vlasenko | 2011-12-08 16:41:05 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2011-12-08 16:41:05 +0100 |
| commit | 7280d2017d8075267a12e469983e38277dcf0374 (patch) | |
| tree | 3a6bd5c562b04dfadeb72ba7f599db66026977f1 /networking/ipcalc.c | |
| parent | 53782d9221c854be057edfc4e847ea13717dfece (diff) | |
| download | busybox-7280d2017d8075267a12e469983e38277dcf0374.zip busybox-7280d2017d8075267a12e469983e38277dcf0374.tar.gz | |
udhcpc: sanitize hostnames in incoming packets. Closes 3979.
The following options are replaced with string "bad" if they
contain malformed hostname:
HOST_NAME, DOMAIN_NAME, NIS_DOMAIN, TFTP_SERVER_NAME
function old new delta
xmalloc_optname_optval 850 888 +38
attach_option 440 443 +3
len_of_option_as_string 13 14 +1
dhcp_option_lengths 13 14 +1
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(add/remove: 0/0 grow/shrink: 4/0 up/down: 43/0) Total: 43 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/ipcalc.c')
0 files changed, 0 insertions, 0 deletions