3340d77368
It fixes many buffer overflow in different protocol parsers, but none of them are critical, even in absense of Capsicum. Security: CVE-2016-7922, CVE-2016-7923, CVE-2016-7924, CVE-2016-7925 Security: CVE-2016-7926, CVE-2016-7927, CVE-2016-7928, CVE-2016-7929 Security: CVE-2016-7930, CVE-2016-7931, CVE-2016-7932, CVE-2016-7933 Security: CVE-2016-7934, CVE-2016-7935, CVE-2016-7936, CVE-2016-7937 Security: CVE-2016-7938, CVE-2016-7939, CVE-2016-7940, CVE-2016-7973 Security: CVE-2016-7974, CVE-2016-7975, CVE-2016-7983, CVE-2016-7984 Security: CVE-2016-7985, CVE-2016-7986, CVE-2016-7992, CVE-2016-7993 Security: CVE-2016-8574, CVE-2016-8575, CVE-2017-5202, CVE-2017-5203 Security: CVE-2017-5204, CVE-2017-5205, CVE-2017-5341, CVE-2017-5342 Security: CVE-2017-5482, CVE-2017-5483, CVE-2017-5484, CVE-2017-5485 Security: CVE-2017-5486
61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
/*
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* Copyright (C) 2000, Richard Sharpe
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*
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* This software may be distributed either under the terms of the
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* BSD-style license that accompanies tcpdump or under the GNU GPL
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* version 2 or later.
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*
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* print-beep.c
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*
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*/
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/* \summary: Blocks Extensible Exchange Protocol (BEEP) printer */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <netdissect-stdinc.h>
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#include <string.h>
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#include "netdissect.h"
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/* Check for a string but not go beyond length
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* Return TRUE on match, FALSE otherwise
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*
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* Looks at the first few chars up to tl1 ...
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*/
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static int
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l_strnstart(const char *tstr1, u_int tl1, const char *str2, u_int l2)
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{
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if (tl1 > l2)
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return 0;
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return (strncmp(tstr1, str2, tl1) == 0 ? 1 : 0);
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}
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void
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beep_print(netdissect_options *ndo, const u_char *bp, u_int length)
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{
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if (l_strnstart("MSG", 4, (const char *)bp, length)) /* A REQuest */
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ND_PRINT((ndo, " BEEP MSG"));
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else if (l_strnstart("RPY ", 4, (const char *)bp, length))
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ND_PRINT((ndo, " BEEP RPY"));
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else if (l_strnstart("ERR ", 4, (const char *)bp, length))
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ND_PRINT((ndo, " BEEP ERR"));
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else if (l_strnstart("ANS ", 4, (const char *)bp, length))
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ND_PRINT((ndo, " BEEP ANS"));
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else if (l_strnstart("NUL ", 4, (const char *)bp, length))
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ND_PRINT((ndo, " BEEP NUL"));
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else if (l_strnstart("SEQ ", 4, (const char *)bp, length))
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ND_PRINT((ndo, " BEEP SEQ"));
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else if (l_strnstart("END", 4, (const char *)bp, length))
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ND_PRINT((ndo, " BEEP END"));
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else
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ND_PRINT((ndo, " BEEP (payload or undecoded)"));
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}
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