gh-151295: Fix use-after-free in bytes.join()/bytearray.join() via re-entrant buffer#151296

Merged

serhiy-storchaka merged 3 commits into

python:mainfrom

tonghuaroot:fix-bytesjoin-reentrant-buffer

Jun 11, 2026

Commits on Jun 11, 2026

gh-151295: Fix use-after-free in bytes.join()/bytearray.join() via re-entrant __buffer__
tonghuaroot
committed
Shorten comments in join.h and the regression test
tonghuaroot
committed
Address review: frame test around concurrent mutation, drop benign control
tonghuaroot
committed