CVE-2026-82962

ethernetfillheader in subsys/net/l2/ethernet/ethernet.c can prepend the Ethernet header in place, by pushing it into the headroom of the packet's first fragment, instead of allocating a separate header fragment. Before this fix the in-place path was selected purely from the build-time value of...

EUVD-2026-112266

ethernetfillheader in subsys/net/l2/ethernet/ethernet.c can prepend the Ethernet header in place, by pushing it into the headroom of the packet's first fragment, instead of allocating a separate header fragment. Before this fix the in-place path was selected purely from the build-time value of...

CVE-2026-82962

ethernetfillheader in subsys/net/l2/ethernet/ethernet.c can prepend the Ethernet header in place, by pushing it into the headroom of the packet's first fragment, instead of allocating a separate header fragment. Before this fix the in-place path was selected purely from the build-time value of...

CVE-2026-82962: zephyrproject zephyr: ethernet_fill_header() in subsys/net/l2/ethernet/ethernet.c can prepend the Ethernet header in place, by pushing it…

ethernetfillheader in subsys/net/l2/ethernet/ethernet.c can prepend the Ethernet header in place, by pushing it into the headroom of the packet's first fragment, instead of allocating a separate header fragment. Before this fix the in-place path was selected purely from the build-time value of...

Linux Distros Unpatched Vulnerability : CVE-2026-81039

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The Bluetooth host pre-allocates a btconn object a reservation from the fixed aclconns pool for every connectable advertising set it starts, in leadvstartaddcon...

Linux Distros Unpatched Vulnerability : CVE-2026-82388

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bthfphfconnect in subsys/bluetooth/host/classic/hfphf.c allocates the per-connection HFP Hands-Free object with hfphfcreate, which starts an SDP discovery by...

Linux Distros Unpatched Vulnerability : CVE-2026-79980

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The DHCPv4 client in subsys/net/lib/dhcpv4/dhcpv4.c maintained its transaction identifier iface-config.dhcpv4.xid as a counter rather than as a per-transaction...

Linux Distros Unpatched Vulnerability : CVE-2026-79981

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The DNS stub resolver in subsys/net/lib/dns/resolve.c binds one UDP socket per configured server when the resolver context is initialised dnsresolveinitlocked -...

Linux Distros Unpatched Vulnerability : CVE-2026-79977

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The WireGuard VPN service in subsys/net/lib/wireguard/wg.c updated the peer endpoint from a message it could not authenticate. In handletransportdata, when the...

CVE-2026-81039

The Bluetooth host pre-allocates a btconn object a "reservation" from the fixed aclconns pool for every connectable advertising set it starts, in leadvstartaddconn in subsys/bluetooth/host/adv.c. When an incoming peripheral connection completes, findpendingconnect in subsys/bluetooth/host/hcicore...

UBUNTU-CVE-2026-81039

The Bluetooth host pre-allocates a btconn object a "reservation" from the fixed aclconns pool for every connectable advertising set it starts, in leadvstartaddconn in subsys/bluetooth/host/adv.c. When an incoming peripheral connection completes, findpendingconnect in subsys/bluetooth/host/hcicore...

CVE-2026-81039

The Bluetooth host pre-allocates a btconn object a "reservation" from the fixed aclconns pool for every connectable advertising set it starts, in leadvstartaddconn in subsys/bluetooth/host/adv.c. When an incoming peripheral connection completes, findpendingconnect in subsys/bluetooth/host/hcicore...

EUVD-2026-109971

The Bluetooth host pre-allocates a btconn object a "reservation" from the fixed aclconns pool for every connectable advertising set it starts, in leadvstartaddconn in subsys/bluetooth/host/adv.c. When an incoming peripheral connection completes, findpendingconnect in subsys/bluetooth/host/hcicore...

PT-2026-123418

The Bluetooth host pre-allocates a bt conn object a "reservation" from the fixed acl conns pool for every connectable advertising set it starts, in le adv start add conn in subsys/bluetooth/host/adv.c. When an incoming peripheral connection completes, find pending connect in...

UBUNTU-CVE-2026-79981

The DNS stub resolver in subsys/net/lib/dns/resolve.c binds one UDP socket per configured server when the resolver context is initialised dnsresolveinitlocked - registerdispatcher - dnsdispatcherregister, with the local port left at 0 so the stack picks an ephemeral port exactly once. dnswrite th...

CVE-2026-79981

The DNS stub resolver in subsys/net/lib/dns/resolve.c binds one UDP socket per configured server when the resolver context is initialised dnsresolveinitlocked - registerdispatcher - dnsdispatcherregister, with the local port left at 0 so the stack picks an ephemeral port exactly once. dnswrite th...

CVE-2026-79977

The WireGuard VPN service in subsys/net/lib/wireguard/wg.c updated the peer endpoint from a message it could not authenticate. In handletransportdata, when the 32-bit receiver index of an incoming transport-data message matched no session, the code both scheduled a new handshake and copied the...

CVE-2026-79981

The DNS stub resolver in subsys/net/lib/dns/resolve.c binds one UDP socket per configured server when the resolver context is initialised dnsresolveinitlocked - registerdispatcher - dnsdispatcherregister, with the local port left at 0 so the stack picks an ephemeral port exactly once. dnswrite th...

CVE-2026-79980

The DHCPv4 client in subsys/net/lib/dhcpv4/dhcpv4.c maintained its transaction identifier iface-config.dhcpv4.xid as a counter rather than as a per-transaction random value. It was seeded once with sysrand32get in dhcpv4startinternal, incremented by one in dhcpv4senddiscover and dhcpv4senddecline...

CVE-2026-79981 DNS resolver reuses a single UDP source port for all queries, easing off-path answer spoofing

The DNS stub resolver in subsys/net/lib/dns/resolve.c binds one UDP socket per configured server when the resolver context is initialised dnsresolveinitlocked - registerdispatcher - dnsdispatcherregister, with the local port left at 0 so the stack picks an ephemeral port exactly once. dnswrite th...