diff options
| -rw-r--r-- | Changelog-Trunk.txt | 1 | ||||
| -rw-r--r-- | src/map/atcommand.c | 12 |
2 files changed, 11 insertions, 2 deletions
diff --git a/Changelog-Trunk.txt b/Changelog-Trunk.txt index b4d822279..eeaf1317e 100644 --- a/Changelog-Trunk.txt +++ b/Changelog-Trunk.txt @@ -4,6 +4,7 @@ AS OF SVN REV. 5091, WE ARE NOW USING TRUNK. ALL UNTESTED BUGFIXES/FEATURES GO IF YOU HAVE A WORKING AND TESTED BUGFIX PUT IT INTO STABLE AS WELL AS TRUNK. 2008/10/24 + * Added protection from segfault by int overflow in atcommand heal. (bugreport:1886) [Paradox924X] * Commented out unused function clif_marriage_process. [Paradox924X] 2008/10/21 * Added a check to make sure a player wasn't in a guild when they accepted a guild invitation. [Paradox924X] diff --git a/src/map/atcommand.c b/src/map/atcommand.c index f29c13b39..b19481e39 100644 --- a/src/map/atcommand.c +++ b/src/map/atcommand.c @@ -1504,14 +1504,22 @@ int atcommand_heal(const int fd, struct map_session_data* sd, const char* comman sscanf(message, "%d %d", &hp, &sp); - if (hp == 0 && sp == 0) { + if ( ( hp == 0 && sp == 0 ) + || ( hp > 2147483647 || sp > 2147483647 ) ) { // Prevent overflow. [Paradox924X] if (!status_percent_heal(&sd->bl, 100, 100)) clif_displaymessage(fd, msg_txt(157)); // HP and SP have already been recovered. else clif_displaymessage(fd, msg_txt(17)); // HP, SP recovered. return 0; } - + + if ( hp < -2147483647 || sp < -2147483647 ) { // Prevent overflow. [Paradox924X] + status_damage(NULL, &sd->bl, 2147483647, 2147483647, 0, 0); + clif_damage(&sd->bl,&sd->bl, gettick(), 0, 0, -hp, 0 , 4, 0); + clif_displaymessage(fd, msg_txt(156)); // HP or/and SP modified. + return 0; + } + if(hp > 0 && sp >= 0) { if(!status_heal(&sd->bl, hp, sp, 0)) clif_displaymessage(fd, msg_txt(157)); // HP and SP are already with the good value. |