https://github.com/python/cpython/commit/92d4aeafd5c678f781526583332a4deb7293f5f8
commit: 92d4aeafd5c678f781526583332a4deb7293f5f8
branch: main
author: Mark Shannon <[email protected]>
committer: Fidget-Spinner <[email protected]>
date: 2025-12-16T19:57:15Z
summary:
GH-142629: JIT: Fix out of bounds memory read in lltrace (GH-142821)
JIT: Fix out of bounds memory read in lltrace
files:
M Python/optimizer.c
diff --git a/Python/optimizer.c b/Python/optimizer.c
index 5a2cdb42194b8c..b215e43128fa2c 100644
--- a/Python/optimizer.c
+++ b/Python/optimizer.c
@@ -356,7 +356,7 @@ _PyUOpPrint(const _PyUOpInstruction *uop)
default:
printf(" (%d, Unknown format)", uop->oparg);
}
- if (_PyUop_Flags[uop->opcode] & HAS_ERROR_FLAG) {
+ if (_PyUop_Flags[_PyUop_Uncached[uop->opcode]] & HAS_ERROR_FLAG) {
printf(", error_target=%d", uop->error_target);
}
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