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GET /api/patches/2231294/?format=api
{ "id": 2231294, "url": "http://patchwork.ozlabs.org/api/patches/2231294/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260430142153.249062-1-aleksandr.loktionov@intel.com/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260430142153.249062-1-aleksandr.loktionov@intel.com>", "list_archive_url": null, "date": "2026-04-30T14:21:53", "name": "[iwl-net] ice: reject out-of-range ptype in ice_parser_profile_init", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "dffa79813c56c4f9956d855aba94fbd8df774864", "submitter": { "id": 75597, "url": "http://patchwork.ozlabs.org/api/people/75597/?format=api", "name": "Aleksandr Loktionov", "email": "aleksandr.loktionov@intel.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20260430142153.249062-1-aleksandr.loktionov@intel.com/mbox/", "series": [ { "id": 502313, "url": "http://patchwork.ozlabs.org/api/series/502313/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=502313", "date": "2026-04-30T14:21:53", "name": "[iwl-net] ice: reject out-of-range ptype in ice_parser_profile_init", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/502313/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2231294/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2231294/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256\n header.s=default header.b=ZVKc/Mgp;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=140.211.166.138; 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envelope-from=intel-wired-lan-bounces@osuosl.org;\n receiver=<UNKNOWN> ", "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 smtp1.osuosl.org 106EC84CD2", "OpenDKIM Filter v2.11.0 smtp2.osuosl.org 0D8094044E" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org;\n\ts=default; t=1777558920;\n\tbh=g6NlEwcDi6WJy6GLs/qxLldlfZfJsbFuOm7fXsHr43g=;\n\th=From:To:Cc:Date:Subject:List-Id:List-Unsubscribe:List-Archive:\n\t List-Post:List-Help:List-Subscribe:From;\n\tb=ZVKc/Mgpbg13mj1nZHl4jfJjIvb+prq9pY6DgFtxOnFVWSnvQJ0FV5cgtiTgBFgfb\n\t GQ5tqXVMnwUTBOQrXKlKgpch2OFioyhNzM6ecJQeKjX7tffXTiuLYRXzdkVBlm4L19\n\t zcjMQxRU5wd16Zk7givnbImfgPj7QR68MafaO9Ifk4e/Iq2i2pAD8IfZoyUBf71bdn\n\t LZ0EamuA0p68p48l44rE1gmeejLiIe/7XQgtrntqj97OnZ9KHogQdeXF/uKlsXdal/\n\t dYBkCtLHnAVXvA+KlRcGFPVBcOb+Csg60GA5hCMwn4aeH+z7DOO0IAJzdWvT0BrvsQ\n\t Me37qRwE2wtMQ==", "Received-SPF": "Pass (mailfrom) identity=mailfrom; client-ip=192.198.163.11;\n helo=mgamail.intel.com; envelope-from=aleksandr.loktionov@intel.com;\n receiver=<UNKNOWN>", "DMARC-Filter": "OpenDMARC Filter v1.4.2 smtp2.osuosl.org 0D8094044E", "X-CSE-ConnectionGUID": [ "vmtwqMbxTV6dI3BsTs4HZA==", "wa+JDUS8Qh25A3rGOjwIWA==" ], "X-CSE-MsgGUID": [ "3pTTpnowQL6osyqydmMeVQ==", "+6CKxlaFR/W8YI6VBDFvRA==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6800,10657,11772\"; a=\"89105266\"", "E=Sophos;i=\"6.23,208,1770624000\"; d=\"scan'208\";a=\"89105266\"", "E=Sophos;i=\"6.23,208,1770624000\"; d=\"scan'208\";a=\"236382905\"" ], "X-ExtLoop1": "1", "From": "Aleksandr Loktionov <aleksandr.loktionov@intel.com>", "To": "intel-wired-lan@lists.osuosl.org, anthony.l.nguyen@intel.com,\n aleksandr.loktionov@intel.com", "Cc": "netdev@vger.kernel.org", "Date": "Thu, 30 Apr 2026 16:21:53 +0200", "Message-ID": "<20260430142153.249062-1-aleksandr.loktionov@intel.com>", "X-Mailer": "git-send-email 2.52.0", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-Mailman-Original-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1777558917; x=1809094917;\n h=from:to:cc:subject:date:message-id:mime-version:\n content-transfer-encoding;\n bh=DCJwLVpYE8Oxc/iSi+wYoHkqwCDP0eV6aMqtwc865HA=;\n b=NlSaP/ZohNxAaC072QWzj/oXRB3kKyHQAF+H7p20U/yn7Bpc6XcdU5fQ\n 8lhh5cUcP78puaGfc0jQicM8UOlPwk6c1U2NAPBwRxtDruO5ENp80FDNP\n qUyZXbXvzG1AFgUda7E9vMIWEPefJJAU6iDOWKrmxFmug0+xCM0Z5k7gC\n Zuekdq3DBGtKVuGw23jZfl/hoj/yAKCdfO3NcJBAeqlfDGRUK4zjiFn06\n x50QzaAU767b8w2cE4hIzURcLmduCzdaiIdOJqPKcjqJNtoRK555Ay8ss\n oV8bUICZKY3NIkPT/wQ5r261Id3EAJmXy5r315BXn9y6gbs0mkFlLhwBM\n A==;", "X-Mailman-Original-Authentication-Results": [ "smtp2.osuosl.org;\n dmarc=pass (p=none dis=none)\n header.from=intel.com", "smtp2.osuosl.org;\n dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com\n header.a=rsa-sha256 header.s=Intel header.b=NlSaP/Zo" ], "Subject": "[Intel-wired-lan] [PATCH iwl-net] ice: reject out-of-range ptype in\n ice_parser_profile_init", "X-BeenThere": "intel-wired-lan@osuosl.org", "X-Mailman-Version": "2.1.30", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n <intel-wired-lan.osuosl.org>", "List-Unsubscribe": "<https://lists.osuosl.org/mailman/options/intel-wired-lan>,\n <mailto:intel-wired-lan-request@osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@osuosl.org?subject=help>", "List-Subscribe": "<https://lists.osuosl.org/mailman/listinfo/intel-wired-lan>,\n <mailto:intel-wired-lan-request@osuosl.org?subject=subscribe>", "Errors-To": "intel-wired-lan-bounces@osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@osuosl.org>" }, "content": "set_bit(rslt->ptype, prof->ptypes) operates on a DECLARE_BITMAP of\nICE_FLOW_PTYPE_MAX (1024) bits. Nothing prevents a malicious VF from\nproviding ptype >= 1024 through VIRTCHNL, resulting in a write past\nthe end of the bitmap and a kernel page fault.\n\nReproduced with a custom kernel module injecting a crafted\nVIRTCHNL_OP_ADD_RSS_CFG on E810-C QSFP (8086:1592),\nFW 4.91 0x800214af 1.3909.0, ICE COMMS DDP 1.3.53.0,\nkernel 7.1.0-rc1.\n\ncrash_parser: ice_parser_profile_init @ ffffffffc0d61b60\ncrash_parser: setting ptype=0xffff (max valid=1023)\ncrash_parser: calling ice_parser_profile_init -- expect OOB crash!\nBUG: kernel NULL pointer dereference, address: 0000000000000000\n#PF: supervisor write access in kernel mode\n#PF: error_code(0x0002) - not-present page\nOops: Oops: 0002 [#1] SMP NOPTI\nCPU: 56 UID: 0 PID: 165011 Comm: insmod Kdump: loaded Tainted: G S U OE 7.1.0-rc1 #1\nHardware name: Intel Corporation S2600BPB/S2600BPB\nRIP: 0010:ice_parser_profile_init+0x2d/0x1d0 [ice]\nCall Trace:\n <TASK>\n ? __pfx_ice_parser_profile_init+0x10/0x10 [ice]\n crash_init+0x127/0xff0 [crash_parser]\n do_one_initcall+0x45/0x310\n do_init_module+0x64/0x270\n init_module_from_file+0xcc/0xf0\n idempotent_init_module+0x17b/0x280\n __x64_sys_finit_module+0x6e/0xe0\n\nBail out early with -EINVAL when ptype is out of range.\n\nFixes: e312b3a1e209 (\"ice: add API for parser profile initialization\")\nCc: stable@vger.kernel.org\nSigned-off-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>\n---\n drivers/net/ethernet/intel/ice/ice_parser.c | 3 +++\n 1 file changed, 3 insertions(+)", "diff": "diff --git a/drivers/net/ethernet/intel/ice/ice_parser.c b/drivers/net/ethernet/intel/ice/ice_parser.c\nindex f8e6963..3ede4c1 100644\n--- a/drivers/net/ethernet/intel/ice/ice_parser.c\n+++ b/drivers/net/ethernet/intel/ice/ice_parser.c\n@@ -2368,6 +2368,9 @@ int ice_parser_profile_init(struct ice_parser_result *rslt,\n \tu16 proto_off = 0;\n \tu16 off;\n \n+\tif (rslt->ptype >= ICE_FLOW_PTYPE_MAX)\n+\t\treturn -EINVAL;\n+\n \tmemset(prof, 0, sizeof(*prof));\n \tset_bit(rslt->ptype, prof->ptypes);\n \tif (blk == ICE_BLK_SW) {\n", "prefixes": [ "iwl-net" ] }