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Add RISE runner capability to repo: riscv64

Status: Open.

#334 In indygreg/python-zstandard;

· eshattow opened on Aug 13, 2026

Add IBM runner capability to repo: ppc64le s390x

Status: Open.

#333 In indygreg/python-zstandard;

· eshattow opened on Aug 13, 2026

ZstdDecompressor.decompress: excessive allocation (crash) on 13-byte malformed frame (decompressor.c:335); should raise ZstdError

Status: Open.

#332 In indygreg/python-zstandard;

· plotarmordev opened on Aug 10, 2026

ZstdCompressionWriter() constructs successfully but leads to segmentation fault

Status: Open.

#331 In indygreg/python-zstandard;

· marinelay opened on Aug 4, 2026

Segfault in ZstdCompressorIterator_iternext with buffer-protocol data

Status: Open.

#303 In indygreg/python-zstandard;

· arnimarj opened on May 27, 2026

Modernization roadmap: multi-phase init, stable ABI, free-threading, GC support, deprecated-API cleanup (discussion)

Status: Open.

#302 In indygreg/python-zstandard;

· devdanzin opened on Apr 19, 2026

CFFI backend parity gaps: garbled ZstdError messages, __exit__ ordering mismatch with C backend, minor parameter-validation drift

Status: Open.

#301 In indygreg/python-zstandard;

· devdanzin opened on Apr 19, 2026

GIL held during long-running ZSTD operations: 7 sites (5 EOF compression finalizations + dictionary creation + dict-chain content-size)

Status: Open.

#300 In indygreg/python-zstandard;

· devdanzin opened on Apr 19, 2026

MemoryError silently swallowed in 20 sites: 18 PyObject_HasAttrString + 2 unguarded PyErr_Clear after PyObject_GetBuffer (silent data loss in flush() / close())

Status: Open.

#299 In indygreg/python-zstandard;

· devdanzin opened on Apr 19, 2026

OOM-path hardening: ~45 sites crash on allocation failure (most critically: ZstdError NULL at module init cascades into ~50 error paths)

Status: Open.

#298 In indygreg/python-zstandard;

· devdanzin opened on Apr 19, 2026

Fix-propagation gaps: compressionreader missing 3 mirrors of fixes previously applied to decompressionreader

Status: Open.

#297 In indygreg/python-zstandard;

· devdanzin opened on Apr 19, 2026

Memory leaks in stream lifecycle: 4 __exit__ + 2 close() discard CallMethod returns; 5 types leak on __init__ re-call (~5.5 KB); 2 Py_buffer leaks on closed streams

Status: Open.

#296 In indygreg/python-zstandard;

· devdanzin opened on Apr 19, 2026