From: Amaury Couderc <[email protected]>
Signed-off-by: Amaury Couderc <[email protected]>
---
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 <[email protected]>
+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 <[email protected]>
+---
+ 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
+
--
2.52.0
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