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[176.157.204.145]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-483b88f950esm19819895e9.15.2026.02.24.06.32.47 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Feb 2026 06:32:47 -0800 (PST) From: Yoann Congal To: openembedded-core@lists.openembedded.org Subject: [OE-core][scarthgap 04/44] avahi: patch CVE-2025-68471 Date: Tue, 24 Feb 2026 15:31:32 +0100 Message-ID: <174268f9ea710b1da980b45bc88cfe58de1cf26d.1771943404.git.yoann.congal@smile.fr> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: 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 ; Tue, 24 Feb 2026 14:33:02 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/231809 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 --- 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 34d95f48cd6..d349831f16f 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 = "${GITHUB_BASE_URI}/download/v${PV}/avahi-${PV}.tar.gz \ file://CVE-2024-52615.patch \ file://CVE-2025-68276.patch \ file://CVE-2025-68468.patch \ + file://CVE-2025-68471.patch \ " GITHUB_BASE_URI = "https://github.com/avahi/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 +