From patchwork Fri Feb 20 19:11:31 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Marko, Peter" X-Patchwork-Id: 81511 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 6D618C5AD6A for ; Fri, 20 Feb 2026 19:11:50 +0000 (UTC) Received: from mta-64-228.siemens.flowmailer.net (mta-64-228.siemens.flowmailer.net [185.136.64.228]) by mx.groups.io with SMTP id smtpd.msgproc02-g2.5254.1771614706352206854 for ; Fri, 20 Feb 2026 11:11:48 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=peter.marko@siemens.com header.s=fm2 header.b=NXKwYobU; spf=pass (domain: rts-flowmailer.siemens.com, ip: 185.136.64.228, mailfrom: fm-256628-2026022019114864d602f5aa0002072d-htdaep@rts-flowmailer.siemens.com) Received: by mta-64-228.siemens.flowmailer.net with ESMTPSA id 2026022019114864d602f5aa0002072d for ; Fri, 20 Feb 2026 20:11:48 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=fm2; d=siemens.com; i=peter.marko@siemens.com; h=Date:From:Subject:To:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding:Cc:References:In-Reply-To; bh=N83/T2kp4zCB2K6rjDD1GGS6oOSm7/KBiyCB4Yl6/Ww=; b=NXKwYobU/OiaLRTiOLj3rwph/WDZejeENuAJHm7cdjY6yq8/xs2kHJyHW635qsGUU7eewo UyGjRKKzeeaw7j4Ztrm125yPFq6Vd+VZSxKn0oj9SPbx5PDHzvuGEcaGn/uwj8Sbw44tOVuN TM49Wo54MhqbvEeOFiDKc4M1aTJ7PxScRCwe5GAvDhMt11Sn63TUbdUCeC0D3jFmE/FnSGO3 PWbvYHHM+a/dzvCHxJ9fqEUZn+peH9SQbYL3eEZCntqsPZWYmPi+cD4YY7EIi5TDOvb2AEHa 5uNrRwGAbB+9wS+b6uH7Oe3F0GEYyjuGunkQObPWk534/OPoQE+JtFUw==; From: Peter Marko To: openembedded-core@lists.openembedded.org Cc: peter.marko@siemens.com Subject: [OE-core][kirkstone][PATCH 3/4] avahi: patch CVE-2025-68471 Date: Fri, 20 Feb 2026 20:11:31 +0100 Message-Id: <20260220191132.19689-3-peter.marko@siemens.com> In-Reply-To: <20260220191132.19689-1-peter.marko@siemens.com> References: <20260220191132.19689-1-peter.marko@siemens.com> MIME-Version: 1.0 X-Flowmailer-Platform: Siemens Feedback-ID: 519:519-256628:519-21489:flowmailer 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 ; Fri, 20 Feb 2026 19:11:50 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/231546 From: Amaury Couderc Signed-off-by: Amaury Couderc Signed-off-by: Mathieu Dubois-Briand Signed-off-by: Ross Burton Signed-off-by: Richard Purdie (cherry picked from commit 5ec4156330c765bc52dbce28dbba6def9868d30f) Signed-off-by: Yoann Congal Signed-off-by: Peter Marko --- meta/recipes-connectivity/avahi/avahi_0.8.bb | 1 + .../avahi/files/CVE-2025-68471.patch | 36 +++++++++++++++++++ 2 files changed, 37 insertions(+) create mode 100644 meta/recipes-connectivity/avahi/files/CVE-2025-68471.patch diff --git a/meta/recipes-connectivity/avahi/avahi_0.8.bb b/meta/recipes-connectivity/avahi/avahi_0.8.bb index 3faebcba832..c1d919783c1 100644 --- a/meta/recipes-connectivity/avahi/avahi_0.8.bb +++ b/meta/recipes-connectivity/avahi/avahi_0.8.bb @@ -39,6 +39,7 @@ SRC_URI = "https://github.com/lathiat/avahi/releases/download/v${PV}/avahi-${PV} file://CVE-2024-52615.patch \ file://CVE-2025-68276.patch \ file://CVE-2025-68468.patch \ + file://CVE-2025-68471.patch \ " UPSTREAM_CHECK_URI = "https://github.com/lathiat/avahi/releases/" diff --git a/meta/recipes-connectivity/avahi/files/CVE-2025-68471.patch b/meta/recipes-connectivity/avahi/files/CVE-2025-68471.patch new file mode 100644 index 00000000000..210565cdd61 --- /dev/null +++ b/meta/recipes-connectivity/avahi/files/CVE-2025-68471.patch @@ -0,0 +1,36 @@ +From 4e84c1d6eb2f54d1643bd7ce62817c722ca36d25 Mon Sep 17 00:00:00 2001 +From: Hugo Muis <198191869+friendlyhugo@users.noreply.github.com> +Date: Sun, 2 Mar 2025 18:06:24 +0100 +Subject: [PATCH] core: fix DoS bug by changing assert to return + +Closes https://github.com/avahi/avahi/issues/678 + +CVE: CVE-2025-68471 + +Upstream-Status: Backport +[https://github.com/avahi/avahi/commit/9c6eb53bf2e290aed84b1f207e3ce35c54cc0aa1] + +Signed-off-by: Amaury Couderc +--- + avahi-core/browse.c | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +diff --git a/avahi-core/browse.c b/avahi-core/browse.c +index 2941e57..86e4432 100644 +--- a/avahi-core/browse.c ++++ b/avahi-core/browse.c +@@ -320,7 +320,10 @@ static int lookup_start(AvahiSRBLookup *l) { + assert(l); + + assert(!(l->flags & AVAHI_LOOKUP_USE_WIDE_AREA) != !(l->flags & AVAHI_LOOKUP_USE_MULTICAST)); +- assert(!l->wide_area && !l->multicast); ++ if (l->wide_area || l->multicast) { ++ /* Avoid starting a duplicate lookup */ ++ return 0; ++ } + + if (l->flags & AVAHI_LOOKUP_USE_WIDE_AREA) { + +-- +2.43.0 +