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| author | suz <suz@FreeBSD.org> | 2003-10-22 10:44:59 +0000 |
|---|---|---|
| committer | suz <suz@FreeBSD.org> | 2003-10-22 10:44:59 +0000 |
| commit | d11ff9f6a5c129b73c529084ee6e105bb2d4da97 (patch) | |
| tree | bed35451c649640834f3f79b0add725c621e142b | |
| parent | 698ac71d64ee88fdadf4dd7a57b70b2971d06271 (diff) | |
| download | FreeBSD-src-d11ff9f6a5c129b73c529084ee6e105bb2d4da97.zip FreeBSD-src-d11ff9f6a5c129b73c529084ee6e105bb2d4da97.tar.gz | |
more strict sanity check for ESP tail
Obtained from: KAME
| -rw-r--r-- | sys/netinet6/esp_input.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/netinet6/esp_input.c b/sys/netinet6/esp_input.c index 44f7d0c..f2d802c 100644 --- a/sys/netinet6/esp_input.c +++ b/sys/netinet6/esp_input.c @@ -332,7 +332,7 @@ noreplaycheck: taillen = esptail.esp_padlen + sizeof(esptail); if (m->m_pkthdr.len < taillen || - m->m_pkthdr.len - taillen < hlen) { /* ? */ + m->m_pkthdr.len - taillen < off + esplen + ivlen + sizeof(esptail)) { ipseclog((LOG_WARNING, "bad pad length in IPv4 ESP input: %s %s\n", ipsec4_logpacketstr(ip, spi), ipsec_logsastr(sav))); |
