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| author | Kenpachi Developer <Kenpachi.Developer@gmx.de> | 2020-05-09 20:48:23 +0200 |
|---|---|---|
| committer | Kenpachi Developer <Kenpachi.Developer@gmx.de> | 2020-05-09 20:48:23 +0200 |
| commit | 66de70164a1cd0fed59671e09bad7c2fca1d90eb (patch) | |
| tree | 59dd96e7af743736bf96899346c01e1d56895ae3 | |
| parent | 8226a31d9c46950df20afaad08c2f22745f74088 (diff) | |
| download | hercules-66de70164a1cd0fed59671e09bad7c2fca1d90eb.tar.gz hercules-66de70164a1cd0fed59671e09bad7c2fca1d90eb.tar.bz2 hercules-66de70164a1cd0fed59671e09bad7c2fca1d90eb.tar.xz hercules-66de70164a1cd0fed59671e09bad7c2fca1d90eb.zip | |
Validate length of value for permanent string variables in set_reg() function
| -rw-r--r-- | src/map/script.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/map/script.c b/src/map/script.c index e5c407cc7..8204e5187 100644 --- a/src/map/script.c +++ b/src/map/script.c @@ -3465,6 +3465,18 @@ static int set_reg(struct script_state *st, struct map_session_data *sd, int64 n if (is_string_variable(name)) {// string variable const char *str = (const char*)value; + if (script->is_permanent_variable(name) && strlen(str) > SCRIPT_STRING_VAR_LENGTH) { + ShowError("script:set_reg: Value of variable %s is too long: %lu! Maximum is %d. Skipping...\n", + name, strlen(str), SCRIPT_STRING_VAR_LENGTH); + + if (st != NULL) { + script->reportsrc(st); + st->state = END; + } + + return 0; + } + switch (prefix) { case '@': if (ref) { |