From patchwork Thu Apr 2 11:58:57 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vijay Anusuri X-Patchwork-Id: 85161 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 954BBD3941A for ; Thu, 2 Apr 2026 11:59:14 +0000 (UTC) Received: from mail-pg1-f169.google.com (mail-pg1-f169.google.com [209.85.215.169]) by mx.groups.io with SMTP id smtpd.msgproc01-g2.13968.1775131147564948699 for ; Thu, 02 Apr 2026 04:59:07 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@mvista.com header.s=google header.b=JsNYGLJs; spf=pass (domain: mvista.com, ip: 209.85.215.169, mailfrom: vanusuri@mvista.com) Received: by mail-pg1-f169.google.com with SMTP id 41be03b00d2f7-c76c60c7502so389844a12.0 for ; Thu, 02 Apr 2026 04:59:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mvista.com; s=google; t=1775131146; x=1775735946; darn=lists.openembedded.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=l1kk4C22Cq/U1PZdl0jB2Q3VnF5jdhZ581lophpRtjo=; b=JsNYGLJsRp+ep0eOhPC+dcAQ5hVdM4jNaYDk5f6eCTn2Du2v7FebMI7zZQGVoa3cUO Srl7zALPF1vXktAtvkXHjZ5apK/j8oaiUNPZtk0h87SjHAyisIRVZL6oWl0bvKorRbox 237o2NtKcnvncYXJnuuhO1A74heSA+0tvYuBo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775131146; x=1775735946; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=l1kk4C22Cq/U1PZdl0jB2Q3VnF5jdhZ581lophpRtjo=; b=Hiqecnq0vGDlKUtYRI9ouWn9cjmglzyxys+gfvPY9RkKofTRZjCzF6NN5ePLISIXuD LVMaR1iR/PHg0nNd3dljhBINwTIZfyXOyT2Thgal/pelBmTNlxKv5U0P/jl9yaLx/rVh 1rD/DyaggiHLX7Cdak9AAo5yLwaMaSsJ8c8MDZSsk7EON76ihHVWxQbiiMk+7vXEc9xZ P50R4YRtO8Fuims5fAJyDbzLbo9Crld1xVoPXuh0sZPEILQX6x19ajaZ9veoVefmRzg2 K7QGyC6h92BXIhdDPDQJZlZ+bCpHEeoXLocG+dUbM4VDr8d+h1Z6Q6YyOXPamdoeMxdo ambA== X-Gm-Message-State: AOJu0Ywq8/M7AAvDoqD7r+vGMCBBHbr9ZziPA6QkLR62WL9zri8g73Ze qpKRMYJw/iDWvP1/vGGpCWgYBXlZbd9XDglQY0CEr6/fut1AGBZGEsRm3OY7RXpfk4U4Q2RRnlV NIhmDt1o= X-Gm-Gg: AeBDiesWVQfispmWR58xeF4AHp3fIxXbiYnQwcXMPDSIKV6YgTDua3Y6PUZ1Jv7Zedo rX9GNQcCzFZNWoSauHICyBzhXqXFmji2oNiLdVOSD1rJ4wviBg5Z+YO8y9TdXHVLYQWJI3l0eY3 jSWbweyS5/AywJgjJvV84f7lbiB4z4H8TokhJfXEVjxpAKb2F+x6MtJnX97Fi0vab1hhdD8CRj0 eQSsO6uqYIm5xpy/a9vS7A7KleGgVVd7UlLlYYixKXyV6uJ/g0gNwxNSneyF9BzosSACGFM5nFX j7+lOVUkph8nPnNHBAcOcwu/tCV/TPXichFwjl+4mrnz7P6wnQKqxqyCibZFvCHUg7iz5UaoH5r R4d5kduYY2rci31L1Xkx4O/+7F8G3GHYOAJJppullQjvnq/pufE2EbNvqSpZToK+9qG9AzvLUub DH9IbA+yhiBAFy49lMmonm5dlAhEbmu5+ZtcL2ZZQ= X-Received: by 2002:a17:903:2b03:b0:2b2:58d9:3f3d with SMTP id d9443c01a7336-2b277dc34a1mr21493675ad.8.1775131146279; Thu, 02 Apr 2026 04:59:06 -0700 (PDT) Received: from MVIN00352.mvista.com ([2401:4900:1f29:1ab6:137a:d6ee:8373:3de6]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b27472d20bsm28309055ad.16.2026.04.02.04.59.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Apr 2026 04:59:05 -0700 (PDT) From: Vijay Anusuri To: openembedded-devel@lists.openembedded.org Cc: Vijay Anusuri Subject: [oe][meta-networking][scarthgap][patch] strongswan: Fix CVE-2026-25075 Date: Thu, 2 Apr 2026 17:28:57 +0530 Message-ID: <20260402115857.609116-1-vanusuri@mvista.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 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 ; Thu, 02 Apr 2026 11:59:14 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-devel/message/125964 Pick patch according to [1] [1] https://download.strongswan.org/security/CVE-2026-25075/ [2] https://www.strongswan.org/blog/2026/03/23/strongswan-vulnerability-(cve-2026-25075).html Signed-off-by: Vijay Anusuri --- .../strongswan/CVE-2026-25075.patch | 50 +++++++++++++++++++ .../strongswan/strongswan_5.9.14.bb | 1 + 2 files changed, 51 insertions(+) create mode 100644 meta-networking/recipes-support/strongswan/strongswan/CVE-2026-25075.patch diff --git a/meta-networking/recipes-support/strongswan/strongswan/CVE-2026-25075.patch b/meta-networking/recipes-support/strongswan/strongswan/CVE-2026-25075.patch new file mode 100644 index 0000000000..46ce5d5ad2 --- /dev/null +++ b/meta-networking/recipes-support/strongswan/strongswan/CVE-2026-25075.patch @@ -0,0 +1,50 @@ +From d4b3c39776f06948d875614a0eddea9561159f2a Mon Sep 17 00:00:00 2001 +From: Tobias Brunner +Date: Thu, 5 Mar 2026 12:43:12 +0100 +Subject: [PATCH] eap-ttls: Prevent crash if AVP length header field is invalid + +The length field in the AVP header includes the 8 bytes of the header +itself. Not checking for that and later subtracting it causes an +integer underflow that usually triggers a crash when accessing a +NULL pointer that resulted from the failing chunk_alloc() call because +of the high value. + +The attempted allocations for invalid lengths (0-7) are 0xfffffff8, +0xfffffffc, or 0x100000000 (0 on 32-bit hosts), so this doesn't result +in a buffer overflow even if the allocation succeeds. + +Fixes: 79f2102cb442 ("implemented server side support for EAP-TTLS") +Fixes: CVE-2026-25075 + +Upstream-Status: Backport [https://download.strongswan.org/security/CVE-2026-25075/strongswan-4.5.0-6.0.4_eap_ttls_avp_len.patch] +CVE: CVE-2026-25075 +Signed-off-by: Vijay Anusuri +--- + src/libcharon/plugins/eap_ttls/eap_ttls_avp.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/src/libcharon/plugins/eap_ttls/eap_ttls_avp.c b/src/libcharon/plugins/eap_ttls/eap_ttls_avp.c +index 06389f7ca73e..2983bd021ded 100644 +--- a/src/libcharon/plugins/eap_ttls/eap_ttls_avp.c ++++ b/src/libcharon/plugins/eap_ttls/eap_ttls_avp.c +@@ -119,7 +119,7 @@ METHOD(eap_ttls_avp_t, process, status_t, + chunk_free(&this->input); + this->inpos = 0; + +- if (!success) ++ if (!success || avp_len < AVP_HEADER_LEN) + { + DBG1(DBG_IKE, "received invalid AVP header"); + return FAILED; +@@ -130,7 +130,7 @@ METHOD(eap_ttls_avp_t, process, status_t, + return FAILED; + } + this->process_header = FALSE; +- this->data_len = avp_len - 8; ++ this->data_len = avp_len - AVP_HEADER_LEN; + this->input = chunk_alloc(this->data_len + (4 - avp_len) % 4); + } + +-- +2.43.0 + diff --git a/meta-networking/recipes-support/strongswan/strongswan_5.9.14.bb b/meta-networking/recipes-support/strongswan/strongswan_5.9.14.bb index 4592381a36..820a1ad9e8 100644 --- a/meta-networking/recipes-support/strongswan/strongswan_5.9.14.bb +++ b/meta-networking/recipes-support/strongswan/strongswan_5.9.14.bb @@ -10,6 +10,7 @@ DEPENDS:append = "${@bb.utils.contains('DISTRO_FEATURES', 'tpm2', ' tpm2-tss', SRC_URI = "https://download.strongswan.org/strongswan-${PV}.tar.bz2 \ file://CVE-2025-62291.patch \ + file://CVE-2026-25075.patch \ " SRC_URI[sha256sum] = "728027ddda4cb34c67c4cec97d3ddb8c274edfbabdaeecf7e74693b54fc33678"