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AST constructor can stack overflow when compiling some deep trees #95185

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pablogsal opened this issue Jul 23, 2022 · 0 comments · Fixed by #95186
Closed

AST constructor can stack overflow when compiling some deep trees #95185

pablogsal opened this issue Jul 23, 2022 · 0 comments · Fixed by #95186

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@pablogsal
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@pablogsal pablogsal commented Jul 23, 2022 •
edited

This crashes CPython on most machines (use a release build):

python3 -c 'import ast; ast.parse("+0"*209644)'
pablogsal added a commit to pablogsal/cpython that referenced this issue Jul 23, 2022
@pablogsal
pythongh-95185: Check recursion depth in the AST constructor
7015937
@bedevere-bot bedevere-bot mentioned this issue Jul 23, 2022
Merged
pablogsal added a commit to pablogsal/cpython that referenced this issue Jul 23, 2022
@pablogsal
pythongh-95185: Check recursion depth in the AST constructor
95853f4 
Signed-off-by: Pablo Galindo <pablogsal@gmail.com>
pablogsal added a commit to pablogsal/cpython that referenced this issue Jul 23, 2022
@pablogsal
pythongh-95185: Check recursion depth in the AST constructor
3057a67 
Signed-off-by: Pablo Galindo <pablogsal@gmail.com>
pablogsal added a commit to pablogsal/cpython that referenced this issue Jul 23, 2022
@pablogsal
pythongh-95185: Check recursion depth in the AST constructor
dcdfb68 
Signed-off-by: Pablo Galindo <pablogsal@gmail.com>
pablogsal added a commit that referenced this issue Jul 24, 2022
@pablogsal @serhiy-storchaka
gh-95185: Check recursion depth in the AST constructor (#95186)
0047447 
Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
miss-islington pushed a commit to miss-islington/cpython that referenced this issue Jul 24, 2022
@pablogsal @miss-islington
pythongh-95185: Check recursion depth in the AST constructor (pythonG…
8794d47 
…H-95186)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
(cherry picked from commit 00474472944944b346d8409cfded84bb299f601a)

Co-authored-by: Pablo Galindo Salgado <Pablogsal@gmail.com>
@bedevere-bot bedevere-bot mentioned this issue Jul 24, 2022
Open
pablogsal added a commit to pablogsal/cpython that referenced this issue Jul 24, 2022
@pablogsal
[3.10] pythongh-95185: Check recursion depth in the AST constructor (p…
2a55ca0 
…ythonGH-95186)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>.
(cherry picked from commit 0047447)

Co-authored-by: Pablo Galindo Salgado <Pablogsal@gmail.com>
@bedevere-bot bedevere-bot mentioned this issue Jul 24, 2022
Closed
pablogsal added a commit to pablogsal/cpython that referenced this issue Jul 24, 2022
@pablogsal
[3.10] pythongh-95185: Check recursion depth in the AST constructor (p…
eabe3cf 
…ythonGH-95186)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>.
(cherry picked from commit 0047447)

Co-authored-by: Pablo Galindo Salgado <Pablogsal@gmail.com>
Signed-off-by: Pablo Galindo <pablogsal@gmail.com>
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gh-95185: Check recursion depth in the AST constructor pablogsal/cpython
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