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conf: lim2str(): Fix buffer overflow in local debug function

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Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
This commit is contained in:
Joachim Nilsson committed 2017-12-30 21:20:06 +01:00
1 parent db3263c441
commit 63199d368f
1 file changed
+7 -7
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src/conf.c
+7 -7
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@@ -254,21 +254,21 @@ char *rlim2str(int rlim)
char *lim2str(struct rlimit *rlim)
{
char tmp[10];
char tmp[20];
static char buf[42];
memset(buf, 0, sizeof(buf));
if (RLIM_INFINITY == rlim->rlim_cur)
sprintf(tmp, "unlimited, ");
snprintf(tmp, sizeof(tmp), "unlimited, ");
else
sprintf(tmp, "%llu, ", (unsigned long long)rlim->rlim_cur);
strcat(buf, tmp);
snprintf(tmp, sizeof(tmp), "%llu, ", (unsigned long long)rlim->rlim_cur);
strlcat(buf, tmp, sizeof(buf));
if (RLIM_INFINITY == rlim->rlim_max)
sprintf(tmp, "unlimited, ");
snprintf(tmp, sizeof(tmp), "unlimited, ");
else
sprintf(tmp, "%llu, ", (unsigned long long)rlim->rlim_max);
strcat(buf, tmp);
snprintf(tmp, sizeof(tmp), "%llu, ", (unsigned long long)rlim->rlim_max);
strlcat(buf, tmp, sizeof(buf));
return buf;
}