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Fix compilation warning

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hydra-redis.c: In function ‘start_redis’:
hydra-redis.c:18:51: warning: ‘%.250s’ directive writing up to 250 bytes into a region of size between 243 and 493 [-Wformat-overflow=]
   sprintf(buffer, "*2\r\n$4\r\nAUTH\r\n$%.250s\r\n%.250s\r\n", pass_num, pass);
                                                   ^~~~~~
In file included from /usr/include/stdio.h:862:0,
                 from hydra.h:3,
                 from hydra-mod.h:4,
                 from hydra-redis.c:1:
/usr/include/x86_64-linux-gnu/bits/stdio2.h:33:10: note: ‘__builtin___sprintf_chk’ output between 20 and 520 bytes into a destination of size 510
   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
       __bos (__s), __fmt, __va_arg_pack ());
       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
This commit is contained in:
David Maciejak 2019-03-03 23:24:09 +08:00 • committed by GitHub
parent 87e410e5a1
commit e759b3768c
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1 changed files with 1 additions and 1 deletions
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hydra-redis.c
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@ -15,7 +15,7 @@ int32_t start_redis(int32_t s, char *ip, int32_t port, unsigned char options, ch
snprintf(pass_num, 50, "%d", pass_len);
memset(buffer, 0, sizeof(buffer));
sprintf(buffer, "*2\r\n$4\r\nAUTH\r\n$%.250s\r\n%.250s\r\n", pass_num, pass);
sprintf(buffer, "*2\r\n$4\r\nAUTH\r\n$%.50s\r\n%.250s\r\n", pass_num, pass);
if (debug)
hydra_report(stderr, "[DEBUG] Auth:\n %s\n", buffer);