From patchwork Tue Aug 18 18:15:21 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darsh Kelaiya -X (dkelaiya - E INFOCHIPS PRIVATE LIMITED at Cisco)" X-Patchwork-Id: 95624 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id CEC34C5DF8D for ; Tue, 18 Aug 2026 18:15:37 +0000 (UTC) Received: from alln-iport-2.cisco.com (alln-iport-2.cisco.com [173.37.142.89]) by mx.groups.io with SMTP id smtpd.msgproc02-g2.15139.1787076932485178118 for ; Tue, 18 Aug 2026 11:15:32 -0700 Authentication-Results: mx.groups.io; dkim=fail reason="dkim: message contains an insecure body length tag" header.i=@cisco.com header.s=iport01 header.b=UVrFqAws; spf=pass (domain: cisco.com, ip: 173.37.142.89, mailfrom: dkelaiya@cisco.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cisco.com; i=@cisco.com; l=4460; q=dns/txt; s=iport01; t=1787076932; x=1788286532; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=YNx4hI1zFv0AajteU5N/fu4vAxmlNLMr8VPmu0Hp3ns=; b=UVrFqAwsma12zi2IHScThXKnRcYmPvtb4OPnvn2so90Xs/4oHJOAbijx rX7CI6VfLkxP6fvUimA9/PJgnSYVYELZMH3wJoVdt1h9aoRcuX+CgnlD6 pthbnOBbAiYA5uADGPDkMOPV9rlpsUvP4EoC0gvZVm9xogbWpxoBRtzRk zjz06d8Ab1UuRBgNc7Cql//l2spcKGo6CJRna8hqmXce/NMsMPkOGOkRO JbFkOJizhzX/6sS9XNyRdTu3SfrkOZ7fbnmdVL/oMX9r1W872hirLuwTM LziVRzgYZ8N6hzEp6Xr7X8EkO9Q8sGu7ctm9KGondCVurnzQnZS3ZCtKI Q==; X-CSE-ConnectionGUID: Y3F1DKpkRU6Q+V+1Iw39ww== X-CSE-MsgGUID: QVAwFYoMSxOgkP1PpoPQkg== X-IPAS-Result: A0BHAgDJn4Rq/40QJK1aHgEBCxIMggULgld0XkNJlkoDnhuBfg8BAQEPRA0EAQGEP0YCjWsCJjQJDgECBAMCAwEBAQEBAQEBAQEBCwEBBQEBAQIBBwWBDhOGTw2GWgECAQMnCwEYAS0QHAMBAi8rIwgZgwIBgnQDEcQfgXkzgQGDKAGBVNswAQsUAQWBM4U/iCJdGAFEhDgnGxuBcoEVgTuCLoEFgVwCiCUEgiKBDIFakVZIgR4DWSwBVRMNCgsHBYFmAzUSKhVuMh2BIz4XgQ0bBgWBHYEohDcjGTZ6gQlegSsqYQESF4EJggoCgnOCBgIBSUUOCxgNSBEsNxQZBD5uB444IIJDgQ4BKxdogUkCpVihDwoog3aMIZU6GjOFW6URC5h9jgqWUIRpgWg8gVlwFYMiCUoZD44qDguDYIVkxlUnMgIJMgEBBwIHDgMLgWiRfgEB IronPort-Data: A9a23:KqNvvqK4X5QfckqEFE+RgJQlxSXFcZb7ZxGr2PjKsXjdYENS3zMPm 2IYDT+Cb6nZZDDzfN0kO97n/RhTuJLWzYU2Hlcd+CA2RRqmiyZq6fd1j6vUF3nPRiEWZBs/t 63yUvGZcoZsCCSa/kvxWlTYhSEU/bmSQbbhA/LzNCl0RAt1IA8skhsLd9QR2uaEuvDnRVnQ0 T/Oi5eHYgH9i2crajl8B5+r8XuDgtyj4Fv0gXRmDRx7lAe2v2UYCpsZOZawIxPQKqFIHvS3T vr017qw+GXU5X8FUrtJRZ6iLyXm6paLVeS/oiI+t5qK23CulQRuukoPD8fwXG8M49m/c3+d/ /0W3XC4YV9B0qQhA43xWTEAe811FfUuFLMqvRFTvOTLp3AqfUcAzN1fV29vEa4A+dxKX1gNy 79BCS9WPw+c0rfeLLKTEoGAh+wqKM3teYdasXZ6wHSBUbAtQIvIROPB4towMDUY358VW62AI ZNHL2MzNXwsYDUXUrsTIJ49keOhh2j2WzZZs1mS46Ew5gA/ySQhiOm1b4uFJoXiqcN9p3ixu Uz3+EHCEjYVN+TG8SKCykuvibqa9c/8cMdIfFGizdZtmFCVy2kZBREaWFf+rfSnh0qWX9NEN 1dS/TIjq6U3/kGnQtTxGRqirxa5UgU0Ut5UFag+rQqK0KeRu1rfDWkfRTkHY9sj3CMreQEXO payt4uBLVRSXHe9ExpxKp/8QeuOBBUo IronPort-HdrOrdr: A9a23:cjkYy64fCiGMGdo6+QPXwBDXdLJyesId70hD6qm+c3Nom6uj5q eTdZsgtCMc5Ax9ZJhko6HjBEDiewK5yXcK2+ks1N6ZNWGM0ldAbrsSiLcKqAePJ8SRzIJgPI 5bAs5D4aXLfDtHpPe/xhWkGNA9x9TC2qWpieDCi0pJd2hRGthdB8MTMHfhLqWwLzM2faYEKA == X-Talos-CUID: 9a23:YLPDGWMn4y5pO+5DaXJJrWI3AsMfTyPkj0mTem6nUjd2V+jA X-Talos-MUID: 9a23:dO4MaA7Mqaj8+yVNq+ng0v+3xoxR3Y2xJnEKtK4WnMaHDXVIIzCltTe4F9o= X-IronPort-Anti-Spam-Filtered: true X-IronPort-AV: E=Sophos;i="6.25,230,1779148800"; d="scan'208";a="809079841" Received: from alln-l-core-04.cisco.com ([173.36.16.141]) by alln-iport-2.cisco.com with ESMTP/TLS/TLS_AES_256_GCM_SHA384; 18 Aug 2026 18:15:31 +0000 Received: from sjc-ads-5675.cisco.com (sjc-ads-5675.cisco.com [10.28.88.189]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by alln-l-core-04.cisco.com (Postfix) with ESMTPS id 824E7180004A8; Tue, 18 Aug 2026 18:15:31 +0000 (GMT) Received: by sjc-ads-5675.cisco.com (Postfix, from userid 1887444) id 26753CD02BA; Tue, 18 Aug 2026 11:15:31 -0700 (PDT) From: "Darsh Kelaiya -X (dkelaiya - E INFOCHIPS PRIVATE LIMITED at Cisco)" To: openembedded-devel@lists.openembedded.org Cc: xe-linux-external@cisco.com, Darsh Kelaiya Subject: [oe][meta-python][wrynose][PATCH 03/10] python3-aiohttp: fix CVE-2026-50269 Date: Tue, 18 Aug 2026 11:15:21 -0700 Message-Id: <20260818181528.3405276-4-dkelaiya@cisco.com> X-Mailer: git-send-email 2.35.6 In-Reply-To: <20260818181528.3405276-1-dkelaiya@cisco.com> References: <20260818181528.3405276-1-dkelaiya@cisco.com> MIME-Version: 1.0 X-Auto-Response-Suppress: DR, OOF, AutoReply X-Outbound-Client-TLS: ANONYMOUS;sjc-ads-5675.cisco.com [10.28.88.189];TLSv1.3;TLS_AES_256_GCM_SHA384;256 X-Outbound-SMTP-Client: 10.28.88.189, sjc-ads-5675.cisco.com X-Outbound-Node: alln-l-core-04.cisco.com List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Tue, 18 Aug 2026 18:15:37 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-devel/message/129235 From: Darsh Kelaiya This patch applies the upstream fix as referenced in [2], using the commit shown in [1]. [1] https://github.com/aio-libs/aiohttp/commit/bf88077ebb14f4c29924b8e8904cba20c55c28b8 [2] https://github.com/advisories/GHSA-m6qw-4cw2-hm4m Signed-off-by: Darsh Kelaiya --- .../python3-aiohttp/CVE-2026-50269.patch | 81 +++++++++++++++++++ .../python/python3-aiohttp_3.13.5.bb | 1 + 2 files changed, 82 insertions(+) create mode 100644 meta-python/recipes-devtools/python/python3-aiohttp/CVE-2026-50269.patch diff --git a/meta-python/recipes-devtools/python/python3-aiohttp/CVE-2026-50269.patch b/meta-python/recipes-devtools/python/python3-aiohttp/CVE-2026-50269.patch new file mode 100644 index 0000000000..1bde87e4e8 --- /dev/null +++ b/meta-python/recipes-devtools/python/python3-aiohttp/CVE-2026-50269.patch @@ -0,0 +1,81 @@ +From 7fb9ddce2c1a376ef46f9ec2195e5d75db60c227 Mon Sep 17 00:00:00 2001 +From: "patchback[bot]" <45432694+patchback[bot]@users.noreply.github.com> +Date: Thu, 28 May 2026 23:57:41 +0100 +Subject: [PATCH] [PR #12719/879d48d1 backport][3.14] Reject invalid bytes in + multipart/payload headers (#12720) + +**This is a backport of PR #12719 as merged into master +(879d48d1619b9bc3662037afcb8bfa790a205e9b).** + +CVE: CVE-2026-50269 +Upstream-Status: Backport [https://github.com/aio-libs/aiohttp/commit/bf88077ebb14f4c29924b8e8904cba20c55c28b8] + +Co-authored-by: Sam Bull +(cherry picked from commit bf88077ebb14f4c29924b8e8904cba20c55c28b8) +Signed-off-by: Darsh Kelaiya +--- + CHANGES/12706.bugfix.rst | 1 + + aiohttp/payload.py | 8 +++++--- + tests/test_payload.py | 15 +++++++++++++++ + 3 files changed, 21 insertions(+), 3 deletions(-) + create mode 100644 CHANGES/12706.bugfix.rst + +diff --git a/CHANGES/12706.bugfix.rst b/CHANGES/12706.bugfix.rst +new file mode 100644 +index 000000000..9248585f9 +--- /dev/null ++++ b/CHANGES/12706.bugfix.rst +@@ -0,0 +1 @@ ++Fixed invalid bytes being allowed in multipart/payload headers -- by :user:`Dreamsorcerer`. +diff --git a/aiohttp/payload.py b/aiohttp/payload.py +index 5b88fa094..23d127056 100644 +--- a/aiohttp/payload.py ++++ b/aiohttp/payload.py +@@ -35,6 +35,7 @@ from .helpers import ( + parse_mimetype, + sentinel, + ) ++from .http_writer import _safe_header + from .streams import StreamReader + from .typedefs import JSONEncoder, _CIMultiDict + +@@ -209,9 +210,10 @@ class Payload(ABC): + @property + def _binary_headers(self) -> bytes: + return ( +- "".join([k + ": " + v + "\r\n" for k, v in self.headers.items()]).encode( +- "utf-8" +- ) ++ "".join( ++ _safe_header(k) + ": " + _safe_header(v) + "\r\n" ++ for k, v in self.headers.items() ++ ).encode("utf-8") + + b"\r\n" + ) + +diff --git a/tests/test_payload.py b/tests/test_payload.py +index 9aa97b20d..b60aa7e7c 100644 +--- a/tests/test_payload.py ++++ b/tests/test_payload.py +@@ -101,6 +101,21 @@ def test_payload_content_type() -> None: + assert p.content_type == "application/json" + + ++@pytest.mark.parametrize("bad_byte", ("\r", "\n", "\x00")) ++def test_binary_headers_reject_injection_in_value(bad_byte: str) -> None: ++ p = Payload("test", headers={"X-Custom": f"value{bad_byte}Injected: bad"}) ++ with pytest.raises(ValueError, match="header injection"): ++ p._binary_headers ++ ++ ++@pytest.mark.parametrize("bad_byte", ("\r", "\n", "\x00")) ++def test_binary_headers_reject_injection_in_name(bad_byte: str) -> None: ++ p = Payload("test") ++ p.headers[f"X-Custom{bad_byte}Injected"] = "value" ++ with pytest.raises(ValueError, match="header injection"): ++ p._binary_headers ++ ++ + def test_bytes_payload_default_content_type() -> None: + p = payload.BytesPayload(b"data") + assert p.content_type == "application/octet-stream" diff --git a/meta-python/recipes-devtools/python/python3-aiohttp_3.13.5.bb b/meta-python/recipes-devtools/python/python3-aiohttp_3.13.5.bb index d17043bc3e..33ef64a59b 100644 --- a/meta-python/recipes-devtools/python/python3-aiohttp_3.13.5.bb +++ b/meta-python/recipes-devtools/python/python3-aiohttp_3.13.5.bb @@ -9,6 +9,7 @@ SRC_URI[sha256sum] = "9d98cc980ecc96be6eb4c1994ce35d28d8b1f5e5208a23b421187d1209 SRC_URI += " \ file://CVE-2026-34993.patch \ file://CVE-2026-47265.patch \ + file://CVE-2026-50269.patch \ " CVE_PRODUCT = "aiohttp"