Astra Linux – vulnerability in linux-6.1, linux-6.12, linux-6.18

In the Linux kernel, the following vulnerability has been resolved: 6lowpan: fix NHC entry use-after-free on error path lowpannhcdouncompression looks up an NHC descriptor while holding lowpannhclock. If the descriptor has no uncompress callback, the error path drops the lock before printing...

Astra Linux – vulnerability in linux-6.1, linux-6.12

In the Linux kernel, the following vulnerability has been resolved: 6lowpan: fix off-by-one in multicast context address compression The second memcpy in lowpaniphcmcastctxaddrcompress uses &data1 as destination and &ipaddr-s6addr11 as source; both should be offset by one: &data2 and...

Astra Linux – vulnerability in linux-6.1, linux-6.12

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: 6lowpan: check skbclone return value in sendmcastpkt The skbclone function can return NULL if memory allocation fails. sendmcastpkt calls skbclone without checking the return value, which can lead to a NULL pointer...

Apache NuttX RTOS 13.1.0 6LoWPAN HC06 Decompressor Out-of-Bounds Write

Apache NuttX RTOS version 13.1.0 contains an out-of-bounds write in the 6LoWPAN HC06 header decompressor when UDP and TCP support are disabled. !/usr/bin/env python Apache NuttX RTOS 13.1.0 6LoWPAN HC06 Decompressor Kernel Out-of-Bounds Write Vendor: The Apache Software Foundation Product web pag...

Apache NuttX RTOS 13.1.0 6LoWPAN HC06 Decompressor Kernel Out-of-Bounds Write

Summary Apache NuttX is a free and open-source FOSS real-time operating system RTOS with an emphasis on standards compliance and small footprint. Scalable from 8-bit to 64-bit microcontroller environments, the primary governing standards in NuttX are POSIX and ANSI standards. Additional standard...

CVE-2026-107837

RIOT is an open-source microcontroller operating system designed for Internet of Things devices and other embedded systems. In 2026.07 and earlier, receive in sys/net/gnrc/networklayer/sixlowpan/gnrcsixlowpan.c can route an undersized packet into SFF fragment handling after only a minimal payload...

CVE-2026-107837 RIOT: Out-of-Bounds Read in RIOT OS 6LoWPAN SFF Fragment Handling

RIOT is an open-source microcontroller operating system designed for Internet of Things devices and other embedded systems. In 2026.07 and earlier, receive in sys/net/gnrc/networklayer/sixlowpan/gnrcsixlowpan.c can route an undersized packet into SFF fragment handling after only a minimal payload...

EUVD-2026-95932

RIOT is an open-source microcontroller operating system designed for Internet of Things devices and other embedded systems. In 2026.07 and earlier, receive in sys/net/gnrc/networklayer/sixlowpan/gnrcsixlowpan.c can route an undersized packet into SFF fragment handling after only a minimal payload...

CVE-2026-107837

The RIOT open-source microcontroller operating system (versions 2026.07 and earlier ) contains an out-of-bounds read vulnerability in the _receive() function located within sys/net/gnrc/network_layer/sixlowpan/gnrc_sixlowpan.c. The root cause is insufficient validation; the system routes undersiz...

CVE-2026-107837 RIOT: Out-of-Bounds Read in RIOT OS 6LoWPAN SFF Fragment Handling

RIOT is an open-source microcontroller operating system designed for Internet of Things devices and other embedded systems. In 2026.07 and earlier, receive in sys/net/gnrc/networklayer/sixlowpan/gnrcsixlowpan.c can route an undersized packet into SFF fragment handling after only a minimal payload...

CVE-2026-107837 RIOT: Out-of-Bounds Read in RIOT OS 6LoWPAN SFF Fragment Handling

RIOT is an open-source microcontroller operating system designed for Internet of Things devices and other embedded systems. In 2026.07 and earlier, receive in sys/net/gnrc/networklayer/sixlowpan/gnrcsixlowpan.c can route an undersized packet into SFF fragment handling after only a minimal payload...

CVE-2026-107837: Out-of-bounds Read

RIOT is an open-source microcontroller operating system designed for Internet of Things devices and other embedded systems. In 2026.07 and earlier, receive in sys/net/gnrc/networklayer/sixlowpan/gnrcsixlowpan.c can route an undersized packet into SFF fragment handling after only a minimal payload...

PT-2026-109283

RIOT is an open-source microcontroller operating system designed for Internet of Things devices and other embedded systems. In 2026.07 and earlier, receive in sys/net/gnrc/network layer/sixlowpan/gnrc sixlowpan.c can route an undersized packet into SFF fragment handling after only a minimal paylo...

ROS-20261009-73-0549

The vulnerability of the lowpaniphcmcastctxaddrcompress function in the net/6lowpan/iphc.c module of the Linux kernel’s networking functions is related to a single-shift error. Exploiting this vulnerability could allow an attacker to cause a system failure...

SUSE CVE-2026-97601

In the Linux kernel, the following vulnerability has been resolved: ieee802154: 6lowpan: fix NULL dereference in lowpannewlink TUNSETLINK allows a TUN device to change its link-layer type to ARPHRDIEEE802154 without initializing ieee802154ptr. lowpannewlink checks only the device type before...

CVE-2026-97601

A flaw was found in the Linux kernel's 6LoWPAN IPv6 over Low-Power Wireless Personal Area Networks networking subsystem, which can lead to a Denial of Service DoS. When a network device changes its link type without properly initializing internal data pointers, the kernel fails to validate the...

CVE-2026-18415

ieee802154send in subsys/net/l2/ieee802154/ieee802154.c copies the outgoing packet into a single fixed 125-byte transmit buffer txframebufpool, sized IEEE802154MTU. In builds with CONFIGNETL2IEEE802154FRAGMENT enabled the default whenever CONFIGNET6LO is set, the branch taken when 6LoWPAN...

AZL-104433 CVE-2026-97601 affecting package kernel for versions less than 6.6.158.1-1

In the Linux kernel, the following vulnerability has been resolved: ieee802154: 6lowpan: fix NULL dereference in lowpannewlink TUNSETLINK allows a TUN device to change its link-layer type to ARPHRDIEEE802154 without initializing ieee802154ptr. lowpannewlink checks only the device type before...

DEBIAN-CVE-2026-97601

In the Linux kernel, the following vulnerability has been resolved: ieee802154: 6lowpan: fix NULL dereference in lowpannewlink TUNSETLINK allows a TUN device to change its link-layer type to ARPHRDIEEE802154 without initializing ieee802154ptr. lowpannewlink checks only the device type before...

CVE-2026-97601

In the Linux kernel, the following vulnerability has been resolved: ieee802154: 6lowpan: fix NULL dereference in lowpannewlink TUNSETLINK allows a TUN device to change its link-layer type to ARPHRDIEEE802154 without initializing ieee802154ptr. lowpannewlink checks only the device type before...