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authorzeertzjq <zeertzjq@outlook.com>2026-06-22 10:26:37 +0800
committerGitHub <noreply@github.com>2026-06-22 02:26:37 +0000
commit7d0adc08f76743f991c769f25b98980ade498a64 (patch)
treea96701f5c4f54e47d72e251f51e69c5475b72fce /runtime/autoload/pythoncomplete.vim
parente59684318e766600e39ba217fdfa67392a6eab09 (diff)
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vim-patch:9.2.0699: [security]: possible code execution with python complete (#40363)
Problem: [security]: possible code execution with python complete (morningbread) Solution: Use repr() to quote the doc strings correctly Github Security Advisory: https://github.com/vim/vim/security/advisories/GHSA-ppj8-wqjf-6fp3 Supported by AI https://github.com/vim/vim/commit/cce141c42740f122dd8486ae04e21c2a81016ba8 Co-authored-by: Christian Brabandt <cb@256bit.org>
Diffstat (limited to 'runtime/autoload/pythoncomplete.vim')
-rw-r--r--runtime/autoload/pythoncomplete.vim9
1 files changed, 5 insertions, 4 deletions
diff --git a/runtime/autoload/pythoncomplete.vim b/runtime/autoload/pythoncomplete.vim
index 8428d53cee..fa5816fdba 100644
--- a/runtime/autoload/pythoncomplete.vim
+++ b/runtime/autoload/pythoncomplete.vim
@@ -2,7 +2,7 @@
" Maintainer: <vacancy>
" Previous Maintainer: Aaron Griffin <aaronmgriffin@gmail.com>
" Version: 0.10
-" Last Updated: 2026 Jun 04
+" Last Updated: 2026 Jun 21
"
" Changes
" TODO:
@@ -20,6 +20,7 @@
" previous code passed buffer-supplied expressions to exec() which
" Python evaluates at definition time, allowing arbitrary code
" execution via crafted def/class headers
+" * use repr() on doc strings to prevent code execution
"
" v 0.9
" * Fixed docstring parsing for classes and functions
@@ -353,7 +354,7 @@ class Scope(object):
def get_code(self):
str = ""
- if len(self.docstr) > 0: str += '"""'+self.docstr+'"""\n'
+ if len(self.docstr) > 0: str += repr(self.docstr)+'\n'
str += 'class _PyCmplNoType:\n def __getattr__(self,name):\n return None\n'
for sub in self.subscopes:
str += sub.get_code()
@@ -396,7 +397,7 @@ class Class(Scope):
if _DOTTED_NAME_RE.match(s.strip())]
if len(safe_supers) > 0: str += '(%s)' % ','.join(safe_supers)
str += ':\n'
- if len(self.docstr) > 0: str += self.childindent()+'"""'+self.docstr+'"""\n'
+ if len(self.docstr) > 0: str += self.childindent()+repr(self.docstr)+'\n'
if len(self.subscopes) > 0:
for s in self.subscopes: str += s.get_code()
else:
@@ -419,7 +420,7 @@ class Function(Scope):
safe_params = [p for p in safe_params if p]
str = "%sdef %s(%s):\n" % \
(self.currentindent(),self.name,','.join(safe_params))
- if len(self.docstr) > 0: str += self.childindent()+'"""'+self.docstr+'"""\n'
+ if len(self.docstr) > 0: str += self.childindent()+repr(self.docstr)+'\n'
str += "%spass\n" % self.childindent()
return str