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added additional check for max. ESSID length to prevent eventual crashes

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philsmd 2016-03-09 11:13:41 +01:00
parent 8a448fe9e2
commit 8634bde118
1 changed files with 7 additions and 0 deletions
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7
src/shared.c
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@ -10023,6 +10023,13 @@ int wpa_parse_hash (char *input_buf, uint input_len, hash_t *hash_buf)
uint salt_len = strlen (in.essid); uint salt_len = strlen (in.essid);
if (salt_len > 36)
{
log_info ("WARNING: the length of the ESSID is too long. The hccap file may be invalid or corrupted");
return (PARSER_SALT_LENGTH);
}
memcpy (salt->salt_buf, in.essid, salt_len); memcpy (salt->salt_buf, in.essid, salt_len);
salt->salt_len = salt_len; salt->salt_len = salt_len;