admin/mruby-mruby
1
0
Fork 0
mirror of https://github.com/mruby/mruby synced 2026-06-08 16:11:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix out of bound access in parse.y.

Browse Source
This commit is contained in:
Yukihiro "Matz" Matsumoto
2020-10-15 18:32:27 +09:00
parent 9cebddf9fe
commit c779413df3
3 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mrbgems/mruby-compiler/core/parse.y
+1 -1
View File
@@ -284,7 +284,7 @@ local_var_p(parser_state *p, mrb_sym sym)
int i;
if (!v) break;
for (i=0; i < ir->nlocals; i++) {
for (i=0; i+1 < ir->nlocals; i++) {
if (v[i] == sym) return TRUE;
}
if (MRB_PROC_SCOPE_P(u)) break;
mrbgems/mruby-compiler/core/y.tab.c
+1 -1
View File
@@ -347,7 +347,7 @@ local_var_p(parser_state *p, mrb_sym sym)
int i;
if (!v) break;
for (i=0; i < ir->nlocals; i++) {
for (i=0; i+1 < ir->nlocals; i++) {
if (v[i] == sym) return TRUE;
}
if (MRB_PROC_SCOPE_P(u)) break;
src/load.c
+1 -1
View File
@@ -434,7 +434,7 @@ read_lv_record(mrb_state *mrb, const uint8_t *start, mrb_irep *irep, size_t *rec
irep->lv = lv = (mrb_sym*)mrb_malloc(mrb, sizeof(mrb_sym) * (irep->nlocals - 1));
for (i = 0; i + 1< irep->nlocals; ++i) {
for (i = 0; i + 1 < irep->nlocals; ++i) {
uint16_t const sym_idx = bin_to_uint16(bin);
bin += sizeof(uint16_t);
if (sym_idx == RITE_LV_NULL_MARK) {