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Mon, 9 Feb 2026 14:22:21 +0000 Received: from AMBP189MB3196.EURP189.PROD.OUTLOOK.COM ([fe80::1afd:f059:542:3d95]) by AMBP189MB3196.EURP189.PROD.OUTLOOK.COM ([fe80::1afd:f059:542:3d95%3]) with mapi id 15.20.9587.013; Mon, 9 Feb 2026 14:22:21 +0000 From: amaury.couderc@est.tech To: openembedded-core@lists.openembedded.org Subject: [OE-core] [PATCH 2/2] avahi: patch CVE-2025-68471 Date: Mon, 9 Feb 2026 15:21:48 +0100 Message-ID: <20260209142208.55564-1-amaury.couderc@est.tech> X-Mailer: git-send-email 2.43.0 X-ClientProxiedBy: LO4P123CA0260.GBRP123.PROD.OUTLOOK.COM (2603:10a6:600:194::13) To AMBP189MB3196.EURP189.PROD.OUTLOOK.COM (2603:10a6:20b:6ad::11) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AMBP189MB3196:EE_|AS8P189MB2224:EE_ X-MS-Office365-Filtering-Correlation-Id: 8daa9701-0abd-418b-b816-08de67e6a366 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|376014|1800799024; X-Microsoft-Antispam-Message-Info: Ln5Ti0OeWJQtnziVKH0TzElSsNJl858Gdgk+iMDnyopR+pEbqbGh0EU2zhOrHQXDLiN48lz1PmOEczcS3LiDVZ3UGe9LKTcCPNx2eQYXL2BMljMMRHhJv6w1EARxyE9BMNakNyPVIotac62hh0KuyusIygBf8+GwPdsbKjV5mhfNHIctM3lTRWQpfDSpJlFC8eOTVXkqCJRT1zfwus+LVxGbIcolkuyKO9dtiyQIKkXiPVzVR17sE2uBisictsypFiaeHqC5zxv/Fg3RJHLqQao1EjY8VZnL8thEnIyip4B2yI+3hIjJGlCR+U/aZyVb0K+yahbtWPeeV4ItBRrnWuF8cx2Ii3PIk6AJ6MeRrSPCgQpwhgmv5mfi/mihEMUn/GbmLBbHNPHiXhckTBSwoliXZRJfOrKK3qZn+J9xRBpoF5r6HecBlBOIbTrcLJMj/wWwaBGgYTBH//KmA+RzYjTcbNUV1en/rfWtHoHha7p90ouSB0C960jJYR/9QYSFy0RtWeaJmDQAPpk8dlSNDwcwBEhIxt/HroootG9XPIH5GzTZJ8sAJOFHtSTXjYe1uE5GOt3CeLVVAvKAKueagGAUEcApuHe1JzhBRWJkZcoIYsLNX5x8VUop5oN/iXpz9swLq9Z+WyKaz4Gqui6TG0LUw5dQ7o+4FV9t8l7LXxAnGxiOVHHyRkBrtdOjv7khvTAJnCZ/eG6V01BRz62cM82JHwc7W50rXXJxSMD4pX9OIbxP6CsxXPjUKk9ORNYfi2Cz5RDjeGC/6KYt+l3asn5hfj6jfCFnmJO68thLacRBP5Gqe9xngfTTn2Fyisf4dXoQxaQbR9wXPwOqDaLcWj9/IwAZsfDKeysLEktv9NpiaZuUOLFSoP1144DdHwEQtR1hK1XjPBIW4TnUIOQH7dWsOSRmD5ws825cCWZi1HTGu7IxdH6bOEQNAZVQuJ92FPAAs0Ylv8eplhEygYKaEpvQnv6DO+/M03BMcYjAmtufWnlmdH/hSEDZCkpZUe71xtLP78oe374vItGyn+06Etm3wlSGVERPfhbC1GOal1k3TISQkG6sEyd66iPZuiKf30baF/Ogii249xQVvoLPpzO2ULFnhuix0B+b0Ze7yVeunFB9AO5trfaN92DXqsnpsBzhOnxW6Cmd1rPEtJl1a2emxiIOAp1C5YCjr6W0PD0YdRMv+RHnGUc/aIio0mgE76Q253asuOGOwR9u/FdAk32Y/LMpTEewX0z+BgGRayNOr/9H4OmDpu5GzE/8Yl5HuhJoYpW0FPDc+42hifXkPbNglMzdyGpNLKLmOiMlj8e7I5D3e/BGet+R1y6gi1lxG9S/r2V1LdA/27W2evGvvJ/jbcvJt80sMI+Ml+MZ1SFo/BYDnVr3QJCAK/LNmBu+aKf/b8Q7/LcpyL/lTOnoCW8zlSJfzAUmRXC3yofdoarBxBJ1hgahLQHcaEXnM6JEvXWFbrQHEWPCsg1ZfpF1mxNdIHifHjCAsbHjM1UqLq8VgvdmxA2pb/I220bb/sNL X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AMBP189MB3196.EURP189.PROD.OUTLOOK.COM;PTR:;CAT:NONE;SFS:(13230040)(366016)(376014)(1800799024);DIR:OUT;SFP:1101; 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Mon, 09 Feb 2026 14:22:29 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/230802 From: Amaury Couderc Signed-off-by: Amaury Couderc --- 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 4efb29a7d3..6c58613475 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 0000000000..210565cdd6 --- /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 +