21 lines
531 B
Diff
21 lines
531 B
Diff
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From upstream: https://busybox.net/downloads/fixes-1.25.0/
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Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
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--- busybox-1.25.0/networking/ntpd.c
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+++ busybox-1.25.0-ntpd/networking/ntpd.c
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@@ -2051,6 +2051,13 @@ recv_and_process_client_pkt(void /*int f
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goto bail;
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}
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+ /* Respond only to client and symmetric active packets */
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+ if ((msg.m_status & MODE_MASK) != MODE_CLIENT
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+ && (msg.m_status & MODE_MASK) != MODE_SYM_ACT
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+ ) {
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+ goto bail;
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+ }
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+
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query_status = msg.m_status;
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query_xmttime = msg.m_xmttime;
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