From mboxrd@z Thu Jan 1 00:00:00 1970 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 mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id E57ABC61DBE for ; Thu, 27 Aug 2026 02:37:31 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 4FE4240268; Thu, 27 Aug 2026 04:37:27 +0200 (CEST) Received: from cstnet.cn (smtp21.cstnet.cn [159.226.251.21]) by mails.dpdk.org (Postfix) with ESMTP id 0FDD040150 for ; Thu, 27 Aug 2026 04:37:21 +0200 (CEST) Received: from localhost.localdomain (unknown [118.112.177.181]) by APP-01 (Coremail) with SMTP id qwCowACnQPTfoo9qV46jBg--.25363S2; Thu, 27 Aug 2026 10:37:20 +0800 (CST) From: liujie5@linkdatatechnology.com To: stephen@networkplumber.org Cc: dev@dpdk.org Subject: [PATCH v4 10/44] net/sxe2: validate IPsec key length against maximum limit Date: Thu, 27 Aug 2026 10:37:19 +0800 Message-ID: <20260827023719.1430423-1-liujie5@linkdatatechnology.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260826085836.993490-1-liujie5@linkdatatechnology.com> References: <20260826085836.993490-1-liujie5@linkdatatechnology.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID: qwCowACnQPTfoo9qV46jBg--.25363S2 X-Coremail-Antispam: 1UD129KBjvJXoW7Kr18JrWxGw1rtryfJF4kXrb_yoW8Gw17pr 4IgF1rZF15GF15Xw4rXa1SgFySga43Wr97C39Iy3WfXFyDA34jkrs8tFyFkw1DArsxWF1S yw47A3y5GwsIyr7anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUkYb7Iv0xC_Cr1lb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I2 0VC2zVCF04k26cxKx2IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rw A2F7IY1VAKz4vEj48ve4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xII jxv20xvEc7CjxVAFwI0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVW8JVWxJwA2z4x0Y4vEx4 A2jsIEc7CjxVAFwI0_Gr0_Gr1UM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI 64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1q6rW5McIj6I8E87Iv67AKxVW8JVWxJw Am72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41lw4CEc2x0rVAKj4xxMxAIw28I cxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2 IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUXVWUAwCIc40Y0x0EwIxGrwCI 42IY6xIIjxv20xvE14v26r4j6ryUMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42 IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Gr0_Cr1lIxAIcVC2z280 aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7IU8iSdDUUUUU== X-Originating-IP: [118.112.177.181] X-CM-SenderInfo: xolxyxrhv6zxpqngt3pdwhux5qro0w31of0z/ X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org From: Jie Liu Add validation in sxe2_security_valid_key to ensure the source key length does not exceed SXE2_IPSEC_MAX_KEY_LEN, preventing potential buffer overflows when processing keys longer than the supported maximum. Also clear the security context pointer after releasing the security session during uninit. Cc: stephen@networkplumber.org Signed-off-by: Jie Liu --- drivers/net/sxe2/sxe2_ipsec.c | 5 +++++ drivers/net/sxe2/sxe2_security.c | 1 + 2 files changed, 6 insertions(+) diff --git a/drivers/net/sxe2/sxe2_ipsec.c b/drivers/net/sxe2/sxe2_ipsec.c index e783a51b85..622fd1adfe 100644 --- a/drivers/net/sxe2/sxe2_ipsec.c +++ b/drivers/net/sxe2/sxe2_ipsec.c @@ -254,6 +254,11 @@ static bool sxe2_security_valid_key(uint16_t src_key, uint16_t max_key, goto l_end; } + if (src_key > SXE2_IPSEC_MAX_KEY_LEN) { + is_valid = false; + goto l_end; + } + is_valid = true; l_end: diff --git a/drivers/net/sxe2/sxe2_security.c b/drivers/net/sxe2/sxe2_security.c index bc59d1b880..8f31067942 100644 --- a/drivers/net/sxe2/sxe2_security.c +++ b/drivers/net/sxe2/sxe2_security.c @@ -326,6 +326,7 @@ void sxe2_security_uinit(struct rte_eth_dev *dev) if (sctx != NULL) { rte_free(sctx); sctx = NULL; + dev->security_ctx = NULL; } sxe2_ipsec_uinit(adapter); -- 2.52.0