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Assert that RARRAY_AREF is within bounds

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We should assert that i is within bounds to prevent buffer overflows.
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Peter Zhu 2025-09-10 14:39:52 -04:00
parent 0dc1cd407e
commit 729d602e29
1 changed files with 2 additions and 0 deletions
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2
internal/array.h
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@ -140,6 +140,8 @@ RARRAY_AREF(VALUE ary, long i)
VALUE val; VALUE val;
RBIMPL_ASSERT_TYPE(ary, RUBY_T_ARRAY); RBIMPL_ASSERT_TYPE(ary, RUBY_T_ARRAY);
RUBY_ASSERT(i < RARRAY_LEN(ary));
RBIMPL_WARNING_PUSH(); RBIMPL_WARNING_PUSH();
#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ == 13 #if defined(__GNUC__) && !defined(__clang__) && __GNUC__ == 13
RBIMPL_WARNING_IGNORED(-Warray-bounds); RBIMPL_WARNING_IGNORED(-Warray-bounds);