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python3-base
CVE-2022-40899-ReDos-cookiejar.patch
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File CVE-2022-40899-ReDos-cookiejar.patch of Package python3-base
Index: Python-3.4.10/Lib/http/cookiejar.py =================================================================== --- Python-3.4.10.orig/Lib/http/cookiejar.py +++ Python-3.4.10/Lib/http/cookiejar.py @@ -213,10 +213,14 @@ LOOSE_HTTP_DATE_RE = re.compile( (?::(\d\d))? # optional seconds )? # optional clock \s* - ([-+]?\d{2,4}|(?![APap][Mm]\b)[A-Za-z]+)? # timezone + (?: + ([-+]?\d{2,4}|(?![APap][Mm]\b)[A-Za-z]+) # timezone \s* - (?:\(\w+\))? # ASCII representation of timezone in parens. - \s*$""", re.X | re.ASCII) + )? + (?: + \(\w+\) # ASCII representation of timezone in parens. + \s* + )?$""", re.X | re.ASCII) def http2time(text): """Returns time in seconds since epoch of time represented by a string. @@ -274,7 +278,7 @@ def http2time(text): return _str2time(day, mon, yr, hr, min, sec, tz) ISO_DATE_RE = re.compile( - """^ + r"""^ (\d{4}) # year [-\/]? (\d\d?) # numerical month @@ -286,9 +290,11 @@ ISO_DATE_RE = re.compile( (?::?(\d\d(?:\.\d*)?))? # optional seconds (and fractional) )? # optional clock \s* - ([-+]?\d\d?:?(:?\d\d)? - |Z|z)? # timezone (Z is "zero meridian", i.e. GMT) - \s*$""", re.X | re. ASCII) + (?: + ([-+]?\d\d?:?(:?\d\d)? + |Z|z) # timezone (Z is "zero meridian", i.e. GMT) + \s* + )?$""", re.X | re. ASCII) def iso2time(text): """ As for http2time, but parses the ISO 8601 formats:
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