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Title: Issue 40958: ASAN/UBSAN: heap-buffer-overflow in pegen.c - Python tracker

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This issue has been migrated to GitHub: https://github.com/python/cpython/issues/85130 https://github.com/python/cpython/issues/85130
Titlehttp://docs.python.org/devguide/triaging.html#title
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Nosy Listhttp://docs.python.org/devguide/triaging.html#nosy-list
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PR 20842https://github.com/python/cpython/pull/20842
PR 20875https://github.com/python/cpython/pull/20875
PR 20919https://github.com/python/cpython/pull/20919
PR 20968https://github.com/python/cpython/pull/20968
PR 20970https://github.com/python/cpython/pull/20970
PR 21001https://github.com/python/cpython/pull/21001
msg371351https://bugs.python.org/issue40958#msg371351
(view)https://bugs.python.org/msg371351
Objects/unicodeobject.c:4941https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L4941
Objects/unicodeobject.c:4999https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L4999
Parser/pegen.c:148https://github.com/python/cpython/blob/master/Parser/pegen.c#L148
Parser/pegen.c:412https://github.com/python/cpython/blob/master/Parser/pegen.c#L412
Parser/pegen.c:373https://github.com/python/cpython/blob/master/Parser/pegen.c#L373
Parser/pegen.c:321https://github.com/python/cpython/blob/master/Parser/pegen.c#L321
Parser/pegen.c:638https://github.com/python/cpython/blob/master/Parser/pegen.c#L638
Parser/pegen.c:753https://github.com/python/cpython/blob/master/Parser/pegen.c#L753
Parser/parser.c:16184https://github.com/python/cpython/blob/master/Parser/parser.c#L16184
Parser/parser.c:1860https://github.com/python/cpython/blob/master/Parser/parser.c#L1860
Parser/parser.c:1224https://github.com/python/cpython/blob/master/Parser/parser.c#L1224
Parser/parser.c:15954https://github.com/python/cpython/blob/master/Parser/parser.c#L15954
Parser/parser.c:1183https://github.com/python/cpython/blob/master/Parser/parser.c#L1183
Parser/parser.c:716https://github.com/python/cpython/blob/master/Parser/parser.c#L716
Parser/parser.c:24401https://github.com/python/cpython/blob/master/Parser/parser.c#L24401
Parser/pegen.c:1077https://github.com/python/cpython/blob/master/Parser/pegen.c#L1077
Parser/pegen.c:1137https://github.com/python/cpython/blob/master/Parser/pegen.c#L1137
Python/pythonrun.c:1057https://github.com/python/cpython/blob/master/Python/pythonrun.c#L1057
Python/pythonrun.c:400https://github.com/python/cpython/blob/master/Python/pythonrun.c#L400
Modules/main.c:369https://github.com/python/cpython/blob/master/Modules/main.c#L369
Modules/main.c:553https://github.com/python/cpython/blob/master/Modules/main.c#L553
Modules/main.c:632https://github.com/python/cpython/blob/master/Modules/main.c#L632
Modules/main.c:662https://github.com/python/cpython/blob/master/Modules/main.c#L662
Modules/main.c:686https://github.com/python/cpython/blob/master/Modules/main.c#L686
Objects/unicodeobject.c:1437https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L1437
Objects/unicodeobject.c:15535https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L15535
Python/pylifecycle.c:599https://github.com/python/cpython/blob/master/Python/pylifecycle.c#L599
Python/pylifecycle.c:724https://github.com/python/cpython/blob/master/Python/pylifecycle.c#L724
Python/pylifecycle.c:765https://github.com/python/cpython/blob/master/Python/pylifecycle.c#L765
Python/pylifecycle.c:926https://github.com/python/cpython/blob/master/Python/pylifecycle.c#L926
Python/pylifecycle.c:1136https://github.com/python/cpython/blob/master/Python/pylifecycle.c#L1136
Modules/main.c:66https://github.com/python/cpython/blob/master/Modules/main.c#L66
Modules/main.c:653https://github.com/python/cpython/blob/master/Modules/main.c#L653
Modules/main.c:686https://github.com/python/cpython/blob/master/Modules/main.c#L686
Objects/unicodeobject.c:4941https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L4941
msg371358https://bugs.python.org/issue40958#msg371358
(view)https://bugs.python.org/msg371358
msg371359https://bugs.python.org/issue40958#msg371359
(view)https://bugs.python.org/msg371359
msg371360https://bugs.python.org/issue40958#msg371360
(view)https://bugs.python.org/msg371360
msg371361https://bugs.python.org/issue40958#msg371361
(view)https://bugs.python.org/msg371361
https://github.com/python/cpython/blob/master/Parser/pegen.c#L148https://github.com/python/cpython/blob/master/Parser/pegen.c#L148
msg371362https://bugs.python.org/issue40958#msg371362
(view)https://bugs.python.org/msg371362
msg371363https://bugs.python.org/issue40958#msg371363
(view)https://bugs.python.org/msg371363
msg371365https://bugs.python.org/issue40958#msg371365
(view)https://bugs.python.org/msg371365
e29910bf86https://hg.python.org/lookup/e29910bf86
65fa44921fhttps://hg.python.org/lookup/65fa44921f
msg371366https://bugs.python.org/issue40958#msg371366
(view)https://bugs.python.org/msg371366
msg371368https://bugs.python.org/issue40958#msg371368
(view)https://bugs.python.org/msg371368
Python/initconfig.chttps://github.com/python/cpython/blob/master/Python/initconfig.c
msg371369https://bugs.python.org/issue40958#msg371369
(view)https://bugs.python.org/msg371369
Modules/posixmodule.c:14682https://github.com/python/cpython/blob/master/Modules/posixmodule.c#L14682
Modules/posixmodule.c:14682https://github.com/python/cpython/blob/master/Modules/posixmodule.c#L14682
msg371370https://bugs.python.org/issue40958#msg371370
(view)https://bugs.python.org/msg371370
Modules/posixmodule.c:14682https://github.com/python/cpython/blob/master/Modules/posixmodule.c#L14682
msg371371https://bugs.python.org/issue40958#msg371371
(view)https://bugs.python.org/msg371371
msg371372https://bugs.python.org/issue40958#msg371372
(view)https://bugs.python.org/msg371372
msg371373https://bugs.python.org/issue40958#msg371373
(view)https://bugs.python.org/msg371373
msg371374https://bugs.python.org/issue40958#msg371374
(view)https://bugs.python.org/msg371374
msg371375https://bugs.python.org/issue40958#msg371375
(view)https://bugs.python.org/msg371375
msg371376https://bugs.python.org/issue40958#msg371376
(view)https://bugs.python.org/msg371376
msg371378https://bugs.python.org/issue40958#msg371378
(view)https://bugs.python.org/msg371378
msg371379https://bugs.python.org/issue40958#msg371379
(view)https://bugs.python.org/msg371379
msg371381https://bugs.python.org/issue40958#msg371381
(view)https://bugs.python.org/msg371381
https://github.com/python/cpython/blob/master/Parser/pegen.c#L148https://github.com/python/cpython/blob/master/Parser/pegen.c#L148
https://github.com/python/cpython/blob/e2fb8a2c42ee60c72a40d93da69e9efc4e359023/Parser/pegen.c#L404https://github.com/python/cpython/blob/e2fb8a2c42ee60c72a40d93da69e9efc4e359023/Parser/pegen.c#L404
msg371382https://bugs.python.org/issue40958#msg371382
(view)https://bugs.python.org/msg371382
msg371384https://bugs.python.org/issue40958#msg371384
(view)https://bugs.python.org/msg371384
https://github.com/python/cpython/blob/e2fb8a2c42ee60c72a40d93da69e9efc4e359023/Parser/pegen.c#L154https://github.com/python/cpython/blob/e2fb8a2c42ee60c72a40d93da69e9efc4e359023/Parser/pegen.c#L154
msg371388https://bugs.python.org/issue40958#msg371388
(view)https://bugs.python.org/msg371388
msg371389https://bugs.python.org/issue40958#msg371389
(view)https://bugs.python.org/msg371389
GH-20072https://github.com/python/cpython/pull/20072
e29910bf86https://hg.python.org/lookup/e29910bf86
2c348178fbhttps://hg.python.org/lookup/2c348178fb
msg371391https://bugs.python.org/issue40958#msg371391
(view)https://bugs.python.org/msg371391
msg371393https://bugs.python.org/issue40958#msg371393
(view)https://bugs.python.org/msg371393
msg371395https://bugs.python.org/issue40958#msg371395
(view)https://bugs.python.org/msg371395
test/test_eof.pyhttps://github.com/python/cpython/blob/main/Lib/test/test_eof.py#L54
Parser/tokenizer.c:978https://github.com/python/cpython/blob/master/Parser/tokenizer.c#L978
Objects/unicodeobject.c:4941https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L4941
Objects/unicodeobject.c:4999https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L4999
Parser/pegen.c:148https://github.com/python/cpython/blob/master/Parser/pegen.c#L148
Parser/pegen.c:412https://github.com/python/cpython/blob/master/Parser/pegen.c#L412
Parser/pegen.c:373https://github.com/python/cpython/blob/master/Parser/pegen.c#L373
Parser/pegen.c:321https://github.com/python/cpython/blob/master/Parser/pegen.c#L321
Parser/pegen.c:638https://github.com/python/cpython/blob/master/Parser/pegen.c#L638
Parser/pegen.c:753https://github.com/python/cpython/blob/master/Parser/pegen.c#L753
Parser/parserhttps://github.com/python/cpython/blob/master/Parser/parser
Parser/parser.c:1860https://github.com/python/cpython/blob/master/Parser/parser.c#L1860
Parser/parser.c:1224https://github.com/python/cpython/blob/master/Parser/parser.c#L1224
Parser/parser.c:15954https://github.com/python/cpython/blob/master/Parser/parser.c#L15954
Parser/parser.c:1183https://github.com/python/cpython/blob/master/Parser/parser.c#L1183
Parser/parser.chttps://github.com/python/cpython/blob/master/Parser/parser.c
Parser/parser.c:24401https://github.com/python/cpython/blob/master/Parser/parser.c#L24401
Parser/pegen.c:1077https://github.com/python/cpython/blob/master/Parser/pegen.c#L1077
Parser/pehttps://github.com/python/cpython/blob/master/Parser/pe
Python/pythonrun.c:1057https://github.com/python/cpython/blob/master/Python/pythonrun.c#L1057
Python/pythonrun.c:400https://github.com/python/cpython/blob/master/Python/pythonrun.c#L400
Modules/mainhttps://github.com/python/cpython/blob/master/Modules/main
Modules/main.c:553https://github.com/python/cpython/blob/master/Modules/main.c#L553
Modules/main.c:632https://github.com/python/cpython/blob/master/Modules/main.c#L632
Modules/main.c:662https://github.com/python/cpython/blob/master/Modules/main.c#L662
Modules/main.c:686https://github.com/python/cpython/blob/master/Modules/main.c#L686
Objects/unicodeobject.c:1437https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L1437
Objects/unicodeobject.c:15535https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L15535
Python/pylifecycle.c:724https://github.com/python/cpython/blob/master/Python/pylifecycle.c#L724
Python/pylifecycle.c:765https://github.com/python/cpython/blob/master/Python/pylifecycle.c#L765
Python/pylifecyclehttps://github.com/python/cpython/blob/master/Python/pylifecycle
Python/pylifecycle.c:1136https://github.com/python/cpython/blob/master/Python/pylifecycle.c#L1136
Modules/main.c:66https://github.com/python/cpython/blob/master/Modules/main.c#L66
Modules/main.c:653https://github.com/python/cpython/blob/master/Modules/main.c#L653
Modules/main.c:686https://github.com/python/cpython/blob/master/Modules/main.c#L686
Objects/unicodeobject.c:4941https://github.com/python/cpython/blob/master/Objects/unicodeobject.c#L4941
e29910bf86https://hg.python.org/lookup/e29910bf86
a9f24ca5fahttps://hg.python.org/lookup/a9f24ca5fa
msg371399https://bugs.python.org/issue40958#msg371399
(view)https://bugs.python.org/msg371399
msg371405https://bugs.python.org/issue40958#msg371405
(view)https://bugs.python.org/msg371405
msg371675https://bugs.python.org/issue40958#msg371675
(view)https://bugs.python.org/msg371675
51c5896b6205911d29ac07f167ec7f3cf1cb600dhttps://hg.python.org/lookup/51c5896b6205911d29ac07f167ec7f3cf1cb600d
bpo-40958https://bugs.python.org/issue40958
GH-20875https://github.com/python/cpython/pull/20875
https://github.com/python/cpython/commit/51c5896b6205911d29ac07f167ec7f3cf1cb600dhttps://github.com/python/cpython/commit/51c5896b6205911d29ac07f167ec7f3cf1cb600d
msg371686https://bugs.python.org/issue40958#msg371686
(view)https://bugs.python.org/msg371686
7795ae8f05a5b1134a576a372f64699176cac5fbhttps://hg.python.org/lookup/7795ae8f05a5b1134a576a372f64699176cac5fb
bpo-40958https://bugs.python.org/issue40958
GH-20875https://github.com/python/cpython/pull/20875
GH-20919https://github.com/python/cpython/pull/20919
https://github.com/python/cpython/commit/7795ae8f05a5b1134a576a372f64699176cac5fbhttps://github.com/python/cpython/commit/7795ae8f05a5b1134a576a372f64699176cac5fb
msg371831https://bugs.python.org/issue40958#msg371831
(view)https://bugs.python.org/msg371831
PR 20875https://github.com/python/cpython/pull/20875
msg371837https://bugs.python.org/issue40958#msg371837
(view)https://bugs.python.org/msg371837
msg371838https://bugs.python.org/issue40958#msg371838
(view)https://bugs.python.org/msg371838
msg371936https://bugs.python.org/issue40958#msg371936
(view)https://bugs.python.org/msg371936
861efc6e8fe7f030b1e193989b13287b31385939https://hg.python.org/lookup/861efc6e8fe7f030b1e193989b13287b31385939
bpo-40958https://bugs.python.org/issue40958
GH-20970https://github.com/python/cpython/pull/20970
https://github.com/python/cpython/commit/861efc6e8fe7f030b1e193989b13287b31385939https://github.com/python/cpython/commit/861efc6e8fe7f030b1e193989b13287b31385939
msg371945https://bugs.python.org/issue40958#msg371945
(view)https://bugs.python.org/msg371945
c9f83c173b0cc62d6fcdc363e9ab05f6664ff8f3https://hg.python.org/lookup/c9f83c173b0cc62d6fcdc363e9ab05f6664ff8f3
bpo-40958https://bugs.python.org/issue40958
GH-20970https://github.com/python/cpython/pull/20970
https://github.com/python/cpython/commit/c9f83c173b0cc62d6fcdc363e9ab05f6664ff8f3https://github.com/python/cpython/commit/c9f83c173b0cc62d6fcdc363e9ab05f6664ff8f3
msg371945https://bugs.python.org/msg371945
pull_request20176https://bugs.python.org/pull_request20176
miss-islingtonhttps://bugs.python.org/user27838
msg371936https://bugs.python.org/msg371936
christian.heimeshttps://bugs.python.org/user3108
neonenehttps://bugs.python.org/user31714
pull_request20148https://bugs.python.org/pull_request20148
pull_request20146https://bugs.python.org/pull_request20146
msg371838https://bugs.python.org/msg371838
msg371837https://bugs.python.org/msg371837
neonenehttps://bugs.python.org/user31714
christian.heimeshttps://bugs.python.org/user3108
miss-islingtonhttps://bugs.python.org/user27838
msg371831https://bugs.python.org/msg371831
msg371686https://bugs.python.org/msg371686
miss-islingtonhttps://bugs.python.org/user27838
pull_request20098https://bugs.python.org/pull_request20098
msg371675https://bugs.python.org/msg371675
pull_request20063https://bugs.python.org/pull_request20063
patchhttps://bugs.python.org/keyword2
pull_request20035https://bugs.python.org/pull_request20035
msg371405https://bugs.python.org/msg371405
msg371399https://bugs.python.org/msg371399
msg371395https://bugs.python.org/msg371395
msg371393https://bugs.python.org/msg371393
msg371391https://bugs.python.org/msg371391
msg371389https://bugs.python.org/msg371389
msg371388https://bugs.python.org/msg371388
msg371384https://bugs.python.org/msg371384
msg371382https://bugs.python.org/msg371382
msg371381https://bugs.python.org/msg371381
msg371379https://bugs.python.org/msg371379
msg371378https://bugs.python.org/msg371378
msg371376https://bugs.python.org/msg371376
msg371375https://bugs.python.org/msg371375
msg371374https://bugs.python.org/msg371374
msg371373https://bugs.python.org/msg371373
msg371372https://bugs.python.org/msg371372
msg371371https://bugs.python.org/msg371371
msg371370https://bugs.python.org/msg371370
msg371369https://bugs.python.org/msg371369
msg371368https://bugs.python.org/msg371368
msg371366https://bugs.python.org/msg371366
msg371365https://bugs.python.org/msg371365
msg371364https://bugs.python.org/msg371364
msg371364https://bugs.python.org/msg371364
msg371363https://bugs.python.org/msg371363
msg371362https://bugs.python.org/msg371362
msg371361https://bugs.python.org/msg371361
msg371360https://bugs.python.org/msg371360
msg371359https://bugs.python.org/msg371359
msg371358https://bugs.python.org/msg371358
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