diff --git a/meta/recipes-kernel/linux/cve-exclusion.inc b/meta/recipes-kernel/linux/cve-exclusion.inc
index d27d764..5ed4a00 100644
--- a/meta/recipes-kernel/linux/cve-exclusion.inc
+++ b/meta/recipes-kernel/linux/cve-exclusion.inc
@@ -192,3 +192,10 @@ CVE_STATUS[CVE-2025-68195] = "fixed-version: Fixed from 6.18"
 # Fix https://git.kernel.org/stable/c/b4b64fda4d30a83a7f00e92a0c8a1d47699609f3
 # Backport https://git.kernel.org/stable/c/75c5d9bce072abbbc09b701a49869ac23c34a906
 CVE_STATUS[CVE-2025-71145] = "cpe-stable-backport: Fixed from v6.18.3"
+
+# Consequence of the default weak host model, not a specific defect;
+# mitigation is firewall configuration only (rp_filter for IPv4, a
+# strong host model rule such as wg-quick(8)'s, which also covers IPv6).
+# https://ubuntu.com/security/CVE-2019-14899
+CVE_STATUS[CVE-2019-14899] = "unpatched: consequence of the default weak \
+host model, no upstream kernel fix, mitigated by firewall configuration"