From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D2B2C3C008D; Thu, 15 Jan 2026 17:26:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768498001; cv=none; b=We7TajhHK+7iLt/U8kX7QKSTLjxu8QqmusTUzHB9ogeF89hcwM27TJv/0K/M1RO0GY+s2H3K8PXg4ZaQsullKf37czT+mxUxvmTjG8mgiYT3lOuADpNHrQBcfoIulfa4WDqOMoMi2ACRI6Ec+7DK6ov0l9uoDs5UF15+Xf0FtmY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768498001; c=relaxed/simple; bh=zvjiXceDCIltFsEssRh2iwEbNhJnFzzqcK0W4H92J2c=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=RhNS9C16791PxgJBo7MZaJwnIWF6xvt6PAYxEzgB4Pm494gG+0etfbis2P8/3/UEiRUno2dTzBUedCSG/AiPqI76pXpLOsufEr8wx5N4nzGRn+kbQfb1q7LNRnaIlai5BwUjcwMTJpjqNQPZaYeh1MO/PAkJdpwYqgBS5kbL8cY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=2rCT7lIw; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="2rCT7lIw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1631BC116D0; Thu, 15 Jan 2026 17:26:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1768498001; bh=zvjiXceDCIltFsEssRh2iwEbNhJnFzzqcK0W4H92J2c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=2rCT7lIwts2ztvijkRigLfd5Xqy/WiE62yB1/sGEeLP5HI9tvJYwYAHy5XCAF9E1Y PONmDDc66daA+cTUxDg5mvhdsDJvcwzbW3gwnv63RI2ttpfLTtlT1wG9rmPiUjKT8n 89k3BuoZgeT3iJyIIOsW7j/wEDoyIKIOX99psWoo= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jian Shen , Jijie Shao , Simon Horman , Paolo Abeni , Sasha Levin Subject: [PATCH 5.15 245/554] net: hns3: add VLAN id validation before using Date: Thu, 15 Jan 2026 17:45:11 +0100 Message-ID: <20260115164255.110159313@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260115164246.225995385@linuxfoundation.org> References: <20260115164246.225995385@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jian Shen [ Upstream commit 6ef935e65902bfed53980ad2754b06a284ea8ac1 ] Currently, the VLAN id may be used without validation when receive a VLAN configuration mailbox from VF. The length of vlan_del_fail_bmap is BITS_TO_LONGS(VLAN_N_VID). It may cause out-of-bounds memory access once the VLAN id is bigger than or equal to VLAN_N_VID. Therefore, VLAN id needs to be checked to ensure it is within the range of VLAN_N_VID. Fixes: fe4144d47eef ("net: hns3: sync VLAN filter entries when kill VLAN ID failed") Signed-off-by: Jian Shen Signed-off-by: Jijie Shao Reviewed-by: Simon Horman Link: https://patch.msgid.link/20251211023737.2327018-4-shaojijie@huawei.com Signed-off-by: Paolo Abeni Signed-off-by: Sasha Levin --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 1dffd1532bd76..dd9d5df31905a 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -10682,6 +10682,9 @@ int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto, bool writen_to_tbl = false; int ret = 0; + if (vlan_id >= VLAN_N_VID) + return -EINVAL; + /* When device is resetting or reset failed, firmware is unable to * handle mailbox. Just record the vlan id, and remove it after * reset finished. -- 2.51.0