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Use sprintf to avoid buffer overflows.

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This commit is contained in:
Philip Homburg 2007-04-23 13:04:31 +00:00
parent 82e77742b5
commit b4f6994278
1 changed files with 3 additions and 2 deletions
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5
commands/syslogd/syslogd.c
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@ -233,7 +233,8 @@ void fprintlog(struct filed * fLog, int flags, char *message)
} else } else
message = fLog->f_prevline; message = fLog->f_prevline;
} }
sprintf(line, "%s %s %s", fLog->f_lasttime, fLog->f_prevhost, message); snprintf(line, sizeof(line), "%s %s %s",
fLog->f_lasttime, fLog->f_prevhost, message);
DEBUG(dprintf("Logging to %s", TypeNames[fLog->f_type]);) DEBUG(dprintf("Logging to %s", TypeNames[fLog->f_type]);)
fLog->f_time = now; fLog->f_time = now;
switch (fLog->f_type) { switch (fLog->f_type) {
@ -640,7 +641,7 @@ void printkline(char *hname, char *msg)
int ch, pri = DEFUPRI; int ch, pri = DEFUPRI;
/* Copies message to local buffer, adding source program tag */ /* Copies message to local buffer, adding source program tag */
sprintf(line, "kernel: %s", msg); snprintf(line, sizeof(line), "kernel: %s", msg);
logmsg(LOG_KERN | LOG_INFO, line, hname, ADDDATE); logmsg(LOG_KERN | LOG_INFO, line, hname, ADDDATE);
return; return;