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authorLee Chee Yang <chee.yang.lee@intel.com>2020-11-19 19:00:34 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2020-11-24 13:17:59 +0000
commit9c5ec3fd7b65cebe2b570cfc0638a0e0c6f09230 (patch)
tree7c815bbb3fe75a460cd232de3bfcd6e244a377f1 /meta/recipes-devtools
parent17d7d64ebe0cba430849ba434fc49923e3d4cb59 (diff)
downloadpoky-9c5ec3fd7b65cebe2b570cfc0638a0e0c6f09230.tar.gz
python3: fix CVE-2020-27619
(From OE-Core rev: 001ee91818642ddac7c1b8e5236baa5c4c542b72) Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com> Signed-off-by: Steve Sakoman <steve@sakoman.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-devtools')
-rw-r--r--meta/recipes-devtools/python/python3/CVE-2020-27619.patch70
-rw-r--r--meta/recipes-devtools/python/python3_3.8.2.bb1
2 files changed, 71 insertions, 0 deletions
diff --git a/meta/recipes-devtools/python/python3/CVE-2020-27619.patch b/meta/recipes-devtools/python/python3/CVE-2020-27619.patch
new file mode 100644
index 0000000000..bafa1cb999
--- /dev/null
+++ b/meta/recipes-devtools/python/python3/CVE-2020-27619.patch
@@ -0,0 +1,70 @@
1From 6c6c256df3636ff6f6136820afaefa5a10a3ac33 Mon Sep 17 00:00:00 2001
2From: "Miss Skeleton (bot)" <31488909+miss-islington@users.noreply.github.com>
3Date: Tue, 6 Oct 2020 05:38:54 -0700
4Subject: [PATCH] bpo-41944: No longer call eval() on content received via HTTP
5 in the CJK codec tests (GH-22566) (GH-22577)
6
7(cherry picked from commit 2ef5caa58febc8968e670e39e3d37cf8eef3cab8)
8
9Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
10
11Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
12
13Upstream-Status: Backport [https://github.com/python/cpython/commit/6c6c256df3636ff6f6136820afaefa5a10a3ac33]
14CVE: CVE-2020-27619
15Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com>
16---
17 Lib/test/multibytecodec_support.py | 22 +++++++------------
18 .../2020-10-05-17-43-46.bpo-41944.rf1dYb.rst | 1 +
19 2 files changed, 9 insertions(+), 14 deletions(-)
20 create mode 100644 Misc/NEWS.d/next/Tests/2020-10-05-17-43-46.bpo-41944.rf1dYb.rst
21
22diff --git a/Lib/test/multibytecodec_support.py b/Lib/test/multibytecodec_support.py
23index cca8af67d6d1d..f76c0153f5ecf 100644
24--- a/Lib/test/multibytecodec_support.py
25+++ b/Lib/test/multibytecodec_support.py
26@@ -305,29 +305,23 @@ def test_mapping_file(self):
27 self._test_mapping_file_plain()
28
29 def _test_mapping_file_plain(self):
30- unichrs = lambda s: ''.join(map(chr, map(eval, s.split('+'))))
31+ def unichrs(s):
32+ return ''.join(chr(int(x, 16)) for x in s.split('+'))
33+
34 urt_wa = {}
35
36 with self.open_mapping_file() as f:
37 for line in f:
38 if not line:
39 break
40- data = line.split('#')[0].strip().split()
41+ data = line.split('#')[0].split()
42 if len(data) != 2:
43 continue
44
45- csetval = eval(data[0])
46- if csetval <= 0x7F:
47- csetch = bytes([csetval & 0xff])
48- elif csetval >= 0x1000000:
49- csetch = bytes([(csetval >> 24), ((csetval >> 16) & 0xff),
50- ((csetval >> 8) & 0xff), (csetval & 0xff)])
51- elif csetval >= 0x10000:
52- csetch = bytes([(csetval >> 16), ((csetval >> 8) & 0xff),
53- (csetval & 0xff)])
54- elif csetval >= 0x100:
55- csetch = bytes([(csetval >> 8), (csetval & 0xff)])
56- else:
57+ if data[0][:2] != '0x':
58+ self.fail(f"Invalid line: {line!r}")
59+ csetch = bytes.fromhex(data[0][2:])
60+ if len(csetch) == 1 and 0x80 <= csetch[0]:
61 continue
62
63 unich = unichrs(data[1])
64diff --git a/Misc/NEWS.d/next/Tests/2020-10-05-17-43-46.bpo-41944.rf1dYb.rst b/Misc/NEWS.d/next/Tests/2020-10-05-17-43-46.bpo-41944.rf1dYb.rst
65new file mode 100644
66index 0000000000000..4f9782f1c85af
67--- /dev/null
68+++ b/Misc/NEWS.d/next/Tests/2020-10-05-17-43-46.bpo-41944.rf1dYb.rst
69@@ -0,0 +1 @@
70+Tests for CJK codecs no longer call ``eval()`` on content received via HTTP.
diff --git a/meta/recipes-devtools/python/python3_3.8.2.bb b/meta/recipes-devtools/python/python3_3.8.2.bb
index 5f7901dbf2..1d0b4cdb77 100644
--- a/meta/recipes-devtools/python/python3_3.8.2.bb
+++ b/meta/recipes-devtools/python/python3_3.8.2.bb
@@ -35,6 +35,7 @@ SRC_URI = "http://www.python.org/ftp/python/${PV}/Python-${PV}.tar.xz \
35 file://0001-bpo-39503-CVE-2020-8492-Fix-AbstractBasicAuthHandler.patch \ 35 file://0001-bpo-39503-CVE-2020-8492-Fix-AbstractBasicAuthHandler.patch \
36 file://CVE-2020-14422.patch \ 36 file://CVE-2020-14422.patch \
37 file://CVE-2020-26116.patch \ 37 file://CVE-2020-26116.patch \
38 file://CVE-2020-27619.patch \
38 " 39 "
39 40
40SRC_URI_append_class-native = " \ 41SRC_URI_append_class-native = " \