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Code Issues Releases Wiki Activity

Some security, since we now have vsnprintf, I remade an old patch 

with some extra ugly sprintfs fixed. More work in this area is
   needed still.

Göran Thyni
This commit is contained in:
Bruce Momjian 1999-01-01 04:48:49 +00:00
parent d8ae7ffb2f
commit f0fbd7b87e
5 changed files with 15 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/backend/utils/error/elog.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.35 1998/09/01 04:33:07 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/error/elog.c,v 1.36 1999/01/01 04:48:45 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -133,7 +133,7 @@ elog(int lev, const char *fmt,...)
else
*bp++ = *cp;
*bp = '\0';
vsprintf(line, buf, ap);
vsnprintf(line, ELOG_MAXLEN - 1, buf, ap);
va_end(ap);
#ifdef USE_SYSLOG

8
src/backend/utils/error/format.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/error/Attic/format.c,v 1.7 1998/09/01 03:26:40 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/error/Attic/format.c,v 1.8 1999/01/01 04:48:46 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -29,12 +29,8 @@ char *
form(const char *fmt,...)
{
va_list args;
va_start(args, fmt);
vsprintf(FormBuf, fmt, args);
vsnprintf(FormBuf, FormMaxSize - 1, fmt, args);
va_end(args);
return FormBuf;
}

8
src/backend/utils/misc/trace.c
View File

@ -108,7 +108,7 @@ tprintf(int flag, const char *fmt,...)
#ifdef ELOG_TIMESTAMPS
strcpy(line, tprintf_timestamp());
#endif
vsprintf(line + TIMESTAMP_SIZE, fmt, ap);
vsnprintf(line + TIMESTAMP_SIZE, ELOG_MAXLEN, fmt, ap);
va_end(ap);
#ifdef USE_SYSLOG
@ -138,7 +138,7 @@ tprintf1(const char *fmt, ... )
#ifdef ELOG_TIMESTAMPS
strcpy(line, tprintf_timestamp());
#endif
vsprintf(line+TIMESTAMP_SIZE, fmt, ap);
vsnprintf(line+TIMESTAMP_SIZE, ELOG_MAXLEN, fmt, ap);
va_end(ap);
#ifdef USE_SYSLOG
@ -166,7 +166,7 @@ eprintf(const char *fmt,...)
#ifdef ELOG_TIMESTAMPS
strcpy(line, tprintf_timestamp());
#endif
vsprintf(line + TIMESTAMP_SIZE, fmt, ap);
vsnprintf(line + TIMESTAMP_SIZE, ELOG_MAXLEN, fmt, ap);
va_end(ap);
#ifdef USE_SYSLOG
@ -344,7 +344,7 @@ read_pg_options(SIGNAL_ARGS)
return;
}
sprintf(buffer, "%s/%s", DataDir, "pg_options");
snprintf(buffer, BUF_SIZE - 1, "%s/%s", DataDir, "pg_options");
if ((fd = open(buffer, O_RDONLY)) < 0)
return;

8
src/backend/utils/mmgr/portalmem.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/mmgr/portalmem.c,v 1.14 1998/09/01 04:33:39 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/mmgr/portalmem.c,v 1.15 1999/01/01 04:48:47 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -129,7 +129,7 @@ do { \
PortalHashEnt *hentry; bool found; char key[MAX_PORTALNAME_LEN]; \
\
MemSet(key, 0, MAX_PORTALNAME_LEN); \
sprintf(key, "%s", NAME); \
snprintf(key, MAX_PORTALNAME_LEN - 1, "%s", NAME); \
hentry = (PortalHashEnt*)hash_search(PortalHashTable, \
key, HASH_FIND, &found); \
if (hentry == NULL) \
@ -145,7 +145,7 @@ do { \
PortalHashEnt *hentry; bool found; char key[MAX_PORTALNAME_LEN]; \
\
MemSet(key, 0, MAX_PORTALNAME_LEN); \
sprintf(key, "%s", PORTAL->name); \
snprintf(key, MAX_PORTALNAME_LEN - 1, "%s", PORTAL->name); \
hentry = (PortalHashEnt*)hash_search(PortalHashTable, \
key, HASH_ENTER, &found); \
if (hentry == NULL) \
@ -160,7 +160,7 @@ do { \
PortalHashEnt *hentry; bool found; char key[MAX_PORTALNAME_LEN]; \
\
MemSet(key, 0, MAX_PORTALNAME_LEN); \
sprintf(key, "%s", PORTAL->name); \
snprintf(key, MAX_PORTALNAME_LEN - 1, "%s", PORTAL->name); \
hentry = (PortalHashEnt*)hash_search(PortalHashTable, \
key, HASH_REMOVE, &found); \
if (hentry == NULL) \

5
src/backend/utils/sort/psort.c
View File

@ -4,7 +4,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: psort.c,v 1.45 1998/12/14 08:11:14 scrappy Exp $
* $Id: psort.c,v 1.46 1999/01/01 04:48:49 momjian Exp $
*
* NOTES
* Sorts the first relation into the second relation.
@ -1019,7 +1019,8 @@ gettape()
tp = (struct tapelst *) palloc((unsigned) sizeof(struct tapelst));
sprintf(uniqueName, "%spg_psort.%d.%d", TEMPDIR, (int) MyProcPid, uniqueFileId);
snprintf(uniqueName, MAXPGPATH - 1, "%spg_psort.%d.%d",
TEMPDIR, (int) MyProcPid, uniqueFileId);
uniqueFileId++;
tapeinit = 1;