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authorTrevor Gamblin <trevor.gamblin@windriver.com>2021-10-05 10:02:01 -0400
committerArmin Kuster <akuster808@gmail.com>2021-10-08 12:40:08 -0700
commit965b85b6785b5e66b5dd56db570ca53e26848cfb (patch)
tree3019e610161151e9fbf3701918605204983e8530
parent871cc98187aeb2418a2a254a0c642b1f1621cb27 (diff)
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python3-sqlparse: Fix CVE-2021-32839
Backport a patch from version 0.4.2 upstream since the uprev would add functionality changes. Signed-off-by: Trevor Gamblin <trevor.gamblin@windriver.com> Signed-off-by: Armin Kuster <akuster808@gmail.com>
-rw-r--r--meta-python/recipes-devtools/python/python3-sqlparse/0001-Optimize-regular-expression-for-identifying-line-bre.patch64
-rw-r--r--meta-python/recipes-devtools/python/python3-sqlparse_0.4.1.bb1
2 files changed, 65 insertions, 0 deletions
diff --git a/meta-python/recipes-devtools/python/python3-sqlparse/0001-Optimize-regular-expression-for-identifying-line-bre.patch b/meta-python/recipes-devtools/python/python3-sqlparse/0001-Optimize-regular-expression-for-identifying-line-bre.patch
new file mode 100644
index 0000000000..735530a8f4
--- /dev/null
+++ b/meta-python/recipes-devtools/python/python3-sqlparse/0001-Optimize-regular-expression-for-identifying-line-bre.patch
@@ -0,0 +1,64 @@
+From 8238a9e450ed1524e40cb3a8b0b3c00606903aeb Mon Sep 17 00:00:00 2001
+From: Andi Albrecht <albrecht.andi@gmail.com>
+Date: Tue, 7 Sep 2021 12:27:28 +0200
+Subject: [PATCH] Optimize regular expression for identifying line breaks in
+ comments.
+
+CVE: CVE-2021-32839
+
+Upstream-Status: Backport
+(https://github.com/andialbrecht/sqlparse/commit/8238a9e450ed1524e40cb3a8b0b3c00606903aeb)
+
+Signed-off-by: Trevor Gamblin <trevor.gamblin@windriver.com>
+---
+ sqlparse/filters/others.py | 5 ++++-
+ tests/test_format.py | 17 +++++++++++++++++
+ 2 files changed, 21 insertions(+), 1 deletion(-)
+
+diff --git a/sqlparse/filters/others.py b/sqlparse/filters/others.py
+index e0e1ca1..6905f2d 100644
+--- a/sqlparse/filters/others.py
++++ b/sqlparse/filters/others.py
+@@ -22,7 +22,10 @@ class StripCommentsFilter:
+ def _get_insert_token(token):
+ """Returns either a whitespace or the line breaks from token."""
+ # See issue484 why line breaks should be preserved.
+- m = re.search(r'((\r\n|\r|\n)+) *$', token.value)
++ # Note: The actual value for a line break is replaced by \n
++ # in SerializerUnicode which will be executed in the
++ # postprocessing state.
++ m = re.search(r'((\r|\n)+) *$', token.value)
+ if m is not None:
+ return sql.Token(T.Whitespace.Newline, m.groups()[0])
+ else:
+diff --git a/tests/test_format.py b/tests/test_format.py
+index 7117d9d..70bb805 100644
+--- a/tests/test_format.py
++++ b/tests/test_format.py
+@@ -84,6 +84,23 @@ class TestFormat:
+ res = sqlparse.format(sql, strip_comments=True)
+ assert res == 'select (select 2)'
+
++ def test_strip_comments_preserves_linebreak(self):
++ sql = 'select * -- a comment\r\nfrom foo'
++ res = sqlparse.format(sql, strip_comments=True)
++ assert res == 'select *\nfrom foo'
++ sql = 'select * -- a comment\nfrom foo'
++ res = sqlparse.format(sql, strip_comments=True)
++ assert res == 'select *\nfrom foo'
++ sql = 'select * -- a comment\rfrom foo'
++ res = sqlparse.format(sql, strip_comments=True)
++ assert res == 'select *\nfrom foo'
++ sql = 'select * -- a comment\r\n\r\nfrom foo'
++ res = sqlparse.format(sql, strip_comments=True)
++ assert res == 'select *\n\nfrom foo'
++ sql = 'select * -- a comment\n\nfrom foo'
++ res = sqlparse.format(sql, strip_comments=True)
++ assert res == 'select *\n\nfrom foo'
++
+ def test_strip_ws(self):
+ f = lambda sql: sqlparse.format(sql, strip_whitespace=True)
+ s = 'select\n* from foo\n\twhere ( 1 = 2 )\n'
+--
+2.31.1
+
diff --git a/meta-python/recipes-devtools/python/python3-sqlparse_0.4.1.bb b/meta-python/recipes-devtools/python/python3-sqlparse_0.4.1.bb
index c8a64c1095..aeb9c23505 100644
--- a/meta-python/recipes-devtools/python/python3-sqlparse_0.4.1.bb
+++ b/meta-python/recipes-devtools/python/python3-sqlparse_0.4.1.bb
@@ -5,6 +5,7 @@ LICENSE = "BSD"
LIC_FILES_CHKSUM = "file://LICENSE;md5=2b136f573f5386001ea3b7b9016222fc"
SRC_URI += "file://0001-sqlparse-change-shebang-to-python3.patch \
+ file://0001-Optimize-regular-expression-for-identifying-line-bre.patch \
file://run-ptest \
"