!63 [sync] PR-55: fix CVE-2024-52304

From: @openeuler-sync-bot 
Reviewed-by: @lyn1001 
Signed-off-by: @lyn1001
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openeuler-ci-bot 2024-11-22 03:39:24 +00:00 committed by Gitee
commit 84086a4380
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2 changed files with 115 additions and 1 deletions

109
CVE-2024-52304.patch Normal file
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@ -0,0 +1,109 @@
From 259edc369075de63e6f3a4eaade058c62af0df71 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Wed, 13 Nov 2024 08:50:36 -0600
Subject: [PATCH] [PR #9851/541d86d backport][3.10] Fix incorrect parsing of
chunk extensions with the pure Python parser (#9853)
---
CHANGES/9851.bugfix.rst | 1 +
aiohttp/http_parser.py | 7 ++++++
tests/test_http_parser.py | 51 ++++++++++++++++++++++++++++++++++++++-
3 files changed, 58 insertions(+), 1 deletion(-)
create mode 100644 CHANGES/9851.bugfix.rst
diff --git a/CHANGES/9851.bugfix.rst b/CHANGES/9851.bugfix.rst
new file mode 100644
index 0000000..02541a9
--- /dev/null
+++ b/CHANGES/9851.bugfix.rst
@@ -0,0 +1 @@
+Fixed incorrect parsing of chunk extensions with the pure Python parser -- by :user:`bdraco`.
diff --git a/aiohttp/http_parser.py b/aiohttp/http_parser.py
index d7b8dac..deee4f5 100644
--- a/aiohttp/http_parser.py
+++ b/aiohttp/http_parser.py
@@ -833,6 +833,13 @@ class HttpPayloadParser:
i = chunk.find(CHUNK_EXT, 0, pos)
if i >= 0:
size_b = chunk[:i] # strip chunk-extensions
+ # Verify no LF in the chunk-extension
+ if b"\n" in (ext := chunk[i:pos]):
+ exc = BadHttpMessage(
+ f"Unexpected LF in chunk-extension: {ext!r}"
+ )
+ set_exception(self.payload, exc)
+ raise exc
else:
size_b = chunk[:pos]
diff --git a/tests/test_http_parser.py b/tests/test_http_parser.py
index 0417fa4..d348bae 100644
--- a/tests/test_http_parser.py
+++ b/tests/test_http_parser.py
@@ -13,6 +13,7 @@ from yarl import URL
import aiohttp
from aiohttp import http_exceptions, streams
+from aiohttp.base_protocol import BaseProtocol
from aiohttp.http_parser import (
NO_EXTENSIONS,
DeflateBuffer,
@@ -1337,7 +1338,55 @@ def test_parse_chunked_payload_empty_body_than_another_chunked(
assert b"second" == b"".join(d for d in payload._buffer)
-def test_partial_url(parser: Any) -> None:
+@pytest.mark.skipif(NO_EXTENSIONS, reason="Only tests C parser.")
+async def test_parse_chunked_payload_with_lf_in_extensions_c_parser(
+ loop: asyncio.AbstractEventLoop, protocol: BaseProtocol
+) -> None:
+ """Test the C-parser with a chunked payload that has a LF in the chunk extensions."""
+ # The C parser will raise a BadHttpMessage from feed_data
+ parser = HttpRequestParserC(
+ protocol,
+ loop,
+ 2**16,
+ max_line_size=8190,
+ max_field_size=8190,
+ )
+ payload = (
+ b"GET / HTTP/1.1\r\nHost: localhost:5001\r\n"
+ b"Transfer-Encoding: chunked\r\n\r\n2;\nxx\r\n4c\r\n0\r\n\r\n"
+ b"GET /admin HTTP/1.1\r\nHost: localhost:5001\r\n"
+ b"Transfer-Encoding: chunked\r\n\r\n0\r\n\r\n"
+ )
+ with pytest.raises(http_exceptions.BadHttpMessage, match="\\\\nxx"):
+ parser.feed_data(payload)
+
+
+async def test_parse_chunked_payload_with_lf_in_extensions_py_parser(
+ loop: asyncio.AbstractEventLoop, protocol: BaseProtocol
+) -> None:
+ """Test the py-parser with a chunked payload that has a LF in the chunk extensions."""
+ # The py parser will not raise the BadHttpMessage directly, but instead
+ # it will set the exception on the StreamReader.
+ parser = HttpRequestParserPy(
+ protocol,
+ loop,
+ 2**16,
+ max_line_size=8190,
+ max_field_size=8190,
+ )
+ payload = (
+ b"GET / HTTP/1.1\r\nHost: localhost:5001\r\n"
+ b"Transfer-Encoding: chunked\r\n\r\n2;\nxx\r\n4c\r\n0\r\n\r\n"
+ b"GET /admin HTTP/1.1\r\nHost: localhost:5001\r\n"
+ b"Transfer-Encoding: chunked\r\n\r\n0\r\n\r\n"
+ )
+ messages, _, _ = parser.feed_data(payload)
+ reader = messages[0][1]
+ assert isinstance(reader.exception(), http_exceptions.BadHttpMessage)
+ assert "\\nxx" in str(reader.exception())
+
+
+def test_partial_url(parser: HttpRequestParser) -> None:
messages, upgrade, tail = parser.feed_data(b"GET /te")
assert len(messages) == 0
messages, upgrade, tail = parser.feed_data(b"st HTTP/1.1\r\n\r\n")
--
2.41.0

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@ -1,7 +1,7 @@
%global _empty_manifest_terminate_build 0
Name: python-aiohttp
Version: 3.9.3
Release: 5
Release: 6
Summary: Async http client/server framework (asyncio)
License: Apache 2
URL: https://github.com/aio-libs/aiohttp
@ -17,6 +17,8 @@ Patch3: CVE-2024-30251-PR-8335-5a6949da-backport-3.9-Add-Content-Disposi
# https://github.com/aio-libs/aiohttp/commit/9ba9a4e531599b9cb2f8cc80effbde40c7eab0bd
Patch4: Fix-Python-parser-to-mark-responses-without-length-a.patch
Patch5: CVE-2024-42367.patch
#https://github.com/aio-libs/aiohttp/commit/259edc369075de63e6f3a4eaade058c62af0df71.patch
Patch6: CVE-2024-52304.patch
Requires: python3-attrs
Requires: python3-charset-normalizer
@ -92,6 +94,9 @@ mv %{buildroot}/doclist.lst .
%{_docdir}/*
%changelog
* Tue Nov 19 2024 changtao <changtao@kylinos.cn> - 3.9.3-6
- Fix CVE-2024-52304
* Fri Oct 11 2024 yaoxin <yao_xin001@hoperun.com> - 3.9.3-5
- Fix CVE-2024-42367