[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Serhiy Storchaka added the comment: New changeset 73c4708630f99b94c35476529748629fff1fc63e by Serhiy Storchaka in branch 'master': Fix bytes warnings in test_struct (added in bpo-29802). (#4068) https://github.com/python/cpython/commit/73c4708630f99b94c35476529748629fff1fc63e -- ___

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Change by Serhiy Storchaka : -- pull_requests: +4039 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://m

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Changes by Serhiy Storchaka : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___ _

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Serhiy Storchaka added the comment: New changeset 7bfd740e3d484e6fdf3f5c2d4640450957f9d89c by Serhiy Storchaka in branch 'master': Remove unneeded Misc/NEWS entry for bpo-29802. (#1251) https://github.com/python/cpython/commit/7bfd740e3d484e6fdf3f5c2d4640450957f9d89c -- _

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Changes by Serhiy Storchaka : -- pull_requests: +1366 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://m

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Serhiy Storchaka added the comment: New changeset 17db4b99b4d300a9b024ba0efdaa46d05d4f4cd3 by Serhiy Storchaka in branch '3.5': [3.5] bpo-29802: Fix the cleaning up issue in PyUnicode_FSDecoder(). (GH-1217) (#1219) https://github.com/python/cpython/commit/17db4b99b4d300a9b024ba0efdaa46d05d4f4c

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Changes by Serhiy Storchaka : -- pull_requests: +1342 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://m

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Serhiy Storchaka added the comment: New changeset 7a113a0cbf545588d61286fcc0e89141cf211735 by Serhiy Storchaka in branch '3.6': bpo-29802: Fix the cleaning up issue in PyUnicode_FSDecoder(). (#1217) https://github.com/python/cpython/commit/7a113a0cbf545588d61286fcc0e89141cf211735 --

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Changes by Serhiy Storchaka : -- pull_requests: +1340 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://m

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Serhiy Storchaka added the comment: New changeset 40db90c1ce1a59d5f5f2894bb0ce3211bf27 by Serhiy Storchaka in branch 'master': bpo-29802: Fix reference counting in module-level struct functions (#1213) https://github.com/python/cpython/commit/40db90c1ce1a59d5f5f2894bb0ce3211bf27 -

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Serhiy Storchaka added the comment: Thank you for your report Artem. But Modules/clinic/_struct.c.h is generated file, it shouldn't be manually edited. And clearing the cache doesn't solves the bug. If _PyArg_ParseStack() failed it calls cache_struct_converter() for clearing s_object and jump

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Changes by Serhiy Storchaka : -- pull_requests: +1336 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe: https://m

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Changes by Serhiy Storchaka : -- assignee: -> serhiy.storchaka components: +Extension Modules nosy: +serhiy.storchaka stage: -> patch review ___ Python tracker ___

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

Changes by Artem Smotrakov : -- keywords: +patch Added file: http://bugs.python.org/file46723/_struct_cache.patch ___ Python tracker ___ _

[issue29802] A possible null-pointer dereference in struct.s_unpack_internal()

New submission from Artem Smotrakov: Attached struct_unpack_crash.py results to a null-pointer dereference in s_unpack_internal() function of _struct module: ASAN:SIGSEGV = ==20245==ERROR: AddressSanitizer: SEGV on unknown address