17 lines
537 B
Plaintext
17 lines
537 B
Plaintext
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$OpenBSD: patch-src_daemon_gnuserv_c,v 1.1 2003/05/10 02:46:54 marcm Exp $
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--- src/daemon/gnuserv.c.orig Fri May 9 17:06:45 2003
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+++ src/daemon/gnuserv.c Fri May 9 17:09:13 2003
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@@ -200,6 +200,12 @@ permitted (u_long host_addr, int fd)
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auth_data_len = atoi (buf);
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+ if (auth_data_len < 1 || auth_data_len > sizeof(buf)) {
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+ syslog_message(LOG_WARNING,
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+ "Invalid data length supplied by client");
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+ return FALSE;
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+ }
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+
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if (timed_read (fd, buf, auth_data_len, AUTH_TIMEOUT, 0) != auth_data_len)
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return FALSE;
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