From 1cf3f23200484257eaf7d863e323e7e9aee98d2b Mon Sep 17 00:00:00 2001 From: V3n3RiX Date: Sat, 24 Dec 2022 08:01:36 +0000 Subject: gentoo auto-resync : 24:12:2022 - 08:01:36 --- .../files/future-0.18.2-cve-2022-40899.patch | 52 ++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 dev-python/future/files/future-0.18.2-cve-2022-40899.patch (limited to 'dev-python/future/files') diff --git a/dev-python/future/files/future-0.18.2-cve-2022-40899.patch b/dev-python/future/files/future-0.18.2-cve-2022-40899.patch new file mode 100644 index 000000000000..c7341e0d6fdb --- /dev/null +++ b/dev-python/future/files/future-0.18.2-cve-2022-40899.patch @@ -0,0 +1,52 @@ +From c91d70b34ef0402aef3e9d04364ba98509dca76f Mon Sep 17 00:00:00 2001 +From: Will Shanks +Date: Fri, 23 Dec 2022 13:38:26 -0500 +Subject: [PATCH] Backport fix for bpo-38804 + +The regex http.cookiejar.LOOSE_HTTP_DATE_RE was vulnerable to regular +expression denial of service (REDoS). The regex contained multiple +overlapping \s* capture groups. A long sequence of spaces can trigger +bad performance. + +See https://github.com/python/cpython/pull/17157 and https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages/ +--- + src/future/backports/http/cookiejar.py | 18 ++++++++++++------ + 1 file changed, 12 insertions(+), 6 deletions(-) + +diff --git a/src/future/backports/http/cookiejar.py b/src/future/backports/http/cookiejar.py +index af3ef415..0ad80a02 100644 +--- a/src/future/backports/http/cookiejar.py ++++ b/src/future/backports/http/cookiejar.py +@@ -225,10 +225,14 @@ def _str2time(day, mon, yr, hr, min, sec, tz): + (?::(\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* +- (?:\(\w+\))? # ASCII representation of timezone in parens. +- \s*$""", re.X | re.ASCII) ++ )?$""", re.X | re.ASCII) + def http2time(text): + """Returns time in seconds since epoch of time represented by a string. + +@@ -298,9 +302,11 @@ def http2time(text): + (?::?(\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: -- cgit v1.2.3