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Merge pull request #6161 from dearblue/backtrace

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Fixed use-after-free by backtrace object
This commit is contained in:
Yukihiro "Matz" Matsumoto
2024-02-03 23:39:58 +09:00
committed by GitHub
parent 9524d8e199 9543cfa7ee
commit 0abc36f761
5 changed files with 64 additions and 34 deletions
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include/mruby/internal.h
+12
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@@ -61,6 +61,18 @@ mrb_value mrb_exc_mesg_get(mrb_state *mrb, struct RException *exc);
mrb_value mrb_f_raise(mrb_state*, mrb_value);
mrb_value mrb_make_exception(mrb_state *mrb, mrb_value exc, mrb_value mesg);
struct RBacktrace {
MRB_OBJECT_HEADER;
size_t len;
struct mrb_backtrace_location *locations;
};
struct mrb_backtrace_location {
mrb_sym method_id;
int32_t idx;
const struct RProc *proc;
};
/* gc */
void mrb_gc_mark_mt(mrb_state*, struct RClass*);
size_t mrb_gc_mark_mt_size(mrb_state*, struct RClass*);
include/mruby/value.h
+2 -1
View File
@@ -159,7 +159,8 @@ static const unsigned int IEEE754_INFINITY_BITS_SINGLE = 0x7F800000;
f(MRB_TT_BREAK, struct RBreak, "break") \
f(MRB_TT_COMPLEX, struct RComplex, "Complex") \
f(MRB_TT_RATIONAL, struct RRational, "Rational") \
f(MRB_TT_BIGINT, struct RBigint, "Integer")
f(MRB_TT_BIGINT, struct RBigint, "Integer") \
f(MRB_TT_BACKTRACE, struct RBacktrace, "backtrace")
enum mrb_vtype {
#define MRB_VTYPE_DEFINE(tt, type, name) tt,