[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

Change by Serhiy Storchaka : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed versions: -Python 3.4, Python 3.5 ___ Python tracker ___

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

Serhiy Storchaka added the comment: New changeset 5223ce2131a121201a78d0680302ea06c4a58369 by Serhiy Storchaka (Alexey Izbyshev) in branch '2.7': [2.7] bpo-34457: Python/ast.c: Add missing NULL check to alias_for_import_name(). (GH-8852) (GH-8858)

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

Change by Alexey Izbyshev : -- pull_requests: +8329 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

miss-islington added the comment: New changeset 0ef61ee7b194a1c15747d6bca3cf30a5c581e7e3 by Miss Islington (bot) in branch '3.6': bpo-34457: Python/ast.c: Add missing NULL check to alias_for_import_name(). (GH-8852)

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

miss-islington added the comment: New changeset b8e7319d39bf44355bf60f9bbec07cfbbe56739d by Miss Islington (bot) in branch '3.7': bpo-34457: Python/ast.c: Add missing NULL check to alias_for_import_name(). (GH-8852)

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

Change by miss-islington : -- pull_requests: +8328 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

Serhiy Storchaka added the comment: New changeset 28853a249b1d0c890b7e9ca345290bb8c1756446 by Serhiy Storchaka (Alexey Izbyshev) in branch 'master': bpo-34457: Python/ast.c: Add missing NULL check to alias_for_import_name(). (GH-8852)

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

Change by miss-islington : -- pull_requests: +8327 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

Change by Alexey Izbyshev : -- keywords: +patch pull_requests: +8324 stage: -> patch review ___ Python tracker ___ ___

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

Alexey Izbyshev added the comment: The NULL dereference seems to be hard to trigger due to caching for one-character Latin-1 strings, but being safe probably won't hurt. -- ___ Python tracker

[issue34457] Missing NULL check in alias_for_import_name() from Python/ast.c

New submission from Alexey Izbyshev : The return value of PyUnicode_InternFromString() is dereferenced without checking at https://github.com/python/cpython/blob/ef8861c112ed1dac9351958c121bc24ca4ecdb08/Python/ast.c#L3256 Reported by Svace static analyzer. -- components: Interpreter