diff options
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/lib/access.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/source3/lib/access.c b/source3/lib/access.c index 6a463446d1..db5d007deb 100644 --- a/source3/lib/access.c +++ b/source3/lib/access.c @@ -178,20 +178,36 @@ static bool string_match(const char *tok,const char *s) static bool client_match(const char *tok, const void *item) { const char **client = (const char **)item; - bool match = false; /* * Try to match the address first. If that fails, try to match the host * name if available. */ - if ((match = string_match(tok, client[ADDR_INDEX])) == false) { - if (client[NAME_INDEX][0] != 0) { - match = string_match(tok, client[NAME_INDEX]); + if (string_match(tok, client[ADDR_INDEX])) { + return true; + } + + if (strnequal(client[ADDR_INDEX],"::ffff:",7) && + !strnequal(tok, "::ffff:",7)) { + /* client[ADDR_INDEX] is an IPv4 mapped to IPv6, but + * the list item is not. Try and match the IPv4 part of + * address only. This will happen a lot on IPv6 enabled + * systems with IPv4 allow/deny lists in smb.conf. + * Bug #5311. JRA. + */ + if (string_match(tok, (client[ADDR_INDEX])+7)) { + return true; } } - return match; + if (client[NAME_INDEX][0] != 0) { + if (string_match(tok, client[NAME_INDEX])) { + return true; + } + } + + return false; } /* list_match - match an item against a list of tokens with exceptions */ |