Re: [BLFS Trac] #23487: Python Module Dependency Updates - certifi-2026.6.17 chardet-7.4.3 charset-normalizer-3.4.7 commonmark-0.9.2 editables-0.6 hatchling-1.30.1 idna-3.18 meson_python-0.20.0 msgpack-1.2.1 pathspec-1.1.1 pytz-2026.2 setuptools_rust-1.12.1 setuptools_scm-10.1.2 snowballstemmer-3.1.1 uv_build-0.11.24

#23487: Python Module Dependency Updates - certifi-2026.6.17 chardet-7.4.3 charset-
normalizer-3.4.7 commonmark-0.9.2 editables-0.6 hatchling-1.30.1 idna-3.18
meson_python-0.20.0 msgpack-1.2.1 pathspec-1.1.1 pytz-2026.2
setuptools_rust-1.12.1 setuptools_scm-10.1.2 snowballstemmer-3.1.1
uv_build-0.11.24
-----------------------------+------------------------------
 Reporter:  Douglas R. Reno  |       Owner:  Douglas R. Reno
     Type:  enhancement      |      Status:  assigned
 Priority:  high             |   Milestone:  13.1
Component:  BOOK             |     Version:  git
 Severity:  normal           |  Resolution:
 Keywords:                   |
-----------------------------+------------------------------
Comment (by Douglas R. Reno):

 **msgpack**

 **1.2.0**

 {{{
 1.2.0

 Release Date: 2026-06-11

 Support free threaded Python. #654, #686

 Dropped support for Python 3.9. #656

 Fix missing error checks in C code. #665, #666, #667, #672

 Fix strict_map_key option didn't work for object_pairs_hook. #673

 Increase DEFAULT_RECURSE_LIMIT of Unpacker to 1024. #676

 Fix memory leak when Unpacker returns error for invalid input. #671

 Fix Packer.pack_ext_type() ignored autoreset option. #663

 Fix Timestamp.from_datetime() returning wrong value for pre-epoch
 datetimes. #662

 Fix use-after-free in unpackb() and Unpacker.unpack() for non-contiguous
 input. #677

 Fix possible memory leak when calling Unpacker.__init__() several times.
 #687
 }}}

 **1.2.1**

 {{{
 Fix a segfault when calling Unpacker.unpack() or Unpacker.skip() after an
 unpacking
 failure. But note that reusing the same Unpacker instance after an
 unpacking failure is
 not supported. Please create a new Unpacker instance instead. GHSA-6v7p-
 g79w-8964
 }}}
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Ticket URL: <https://wiki.linuxfromscratch.org/blfs/ticket/23487#comment:11>
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