[3.15] gh-150599: Prevent bz2 decompressor reuse after errors (GH-150600)

(cherry picked from commit 5755d0f083) Co-authored-by: Stan Ulbrych <stan@python.org>
2026-07-24 02:46:51 -04:00 · 2026-06-07 18:48:30 +02:00
parent a642d1ab38
commit d3ca26983d
3 changed files with 33 additions and 3 deletions
@@ -0,0 +1,3 @@
+Fix a possible stack buffer overflow in :mod:`bz2` when a
+:class:`bz2.BZ2Decompressor` is reused after a decompression error.
+The decompressor now becomes unusable after libbz2 reports an error.