CVE-2026-23209

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlancommonnewlink valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link set up dev p1 ip link set up dev p2 ip lin...

EUVD-2026-5839

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlancommonnewlink valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link set up dev p1 ip link set up dev p2 ip lin...

CVE-2026-23209 macvlan: fix error recovery in macvlan_common_newlink()

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix error recovery in macvlancommonnewlink valis provided a nice repro to crash the kernel: ip link add p1 type veth peer p2 ip link set address 00:00:00:00:00:20 dev p1 ip link set up dev p1 ip link set up dev p2 ip lin...

CVE-2026-23209

CVE-2026-23209 is a Linux kernel macvlan bug. The issue occurs in macvlan when creating a new link with MACVLAN_MODE_SOURCE and MACVLAN_MACADDR_ADD/SET and the lower device already has a macvlan port, causing a use-after-free after a failed register_netdevice() in the create path. Upstream kernel...

CVE-2025-71182

In the Linux kernel, the following vulnerability has been resolved: can: j1939: make j1939sessionactivate fail if device is no longer registered syzbot is still reporting unregisternetdevice: waiting for vcan0 to become free. Usage count = 2 even after commit 93a27b5891b8 "can: j1939: add missing...

CVE-2025-71182

In the Linux kernel, the following vulnerability has been resolved: can: j1939: make j1939sessionactivate fail if device is no longer registered syzbot is still reporting unregisternetdevice: waiting for vcan0 to become free. Usage count = 2 even after commit 93a27b5891b8 "can: j1939: add missing...

CVE-2025-71182 can: j1939: make j1939_session_activate() fail if device is no longer registered

In the Linux kernel, the following vulnerability has been resolved: can: j1939: make j1939sessionactivate fail if device is no longer registered syzbot is still reporting unregisternetdevice: waiting for vcan0 to become free. Usage count = 2 even after commit 93a27b5891b8 "can: j1939: add missing...

CVE-2025-71182

CVE-2025-71182 is a Linux kernel vulnerability in the CAN j1939 subsystem where j1939_session_activate() could succeed after a netdevice unregister, due to race conditions around NETDEV_UNREGISTER handling. The issue is addressed by a kernel patch that ensures ndev->reg_state is checked with t...

SUSE CVE-2026-22997

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

AZL-77316 CVE-2026-22997 affecting package kernel for versions less than 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

CVE-2026-22997

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

UBUNTU-CVE-2026-22997

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

CVE-2026-22997

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

CVE-2026-22997 net: can: j1939: j1939_xtp_rx_rts_session_active(): deactivate session upon receiving the second rts

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: j1939xtprxrtssessionactive: deactivate session upon receiving the second rts Since j1939sessiondeactivateactivatenext in j1939tprxtimer is called only when the timer is enabled, we need to call...

CVE-2026-22981

In the Linux kernel, the following vulnerability has been resolved: idpf: detach and close netdevs while handling a reset Protect the reset path from callbacks by setting the netdevs to detached state and close any netdevs in UP state until the reset handling has completed. During a reset, the...

Linux Distros Unpatched Vulnerability : CVE-2026-22981

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - idpf: detach and close netdevs while handling a reset Protect the reset path from callbacks by setting the netdevs to detached state and close any netdevs in UP...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21652)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21652 advisory. - In the Linux kernel, the following vulnerability has been resolved: ipvlan: Fix use-after-free in...

kernel: can: j1939: implement NETDEV_UNREGISTER notification handler

A flaw was discovered in the J1939 protocol implementation in the Linux kernel. The NETDEVUNREGISTER notification handler was missing for undoing changes performed by j1939skbind. As a result, an extra reference remains on the j1939priv structure when unregistering a network device, preventing it...

RHEL 9 : kernel (RHSA-2026:0576)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:0576 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: j1939: prevent deadlock b...

PT-2026-26581

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the tunnel xmit functions iptunnel xmit, ip6tunnel xmit. These functions lack a recursion limit, which can lead to an infinite recursion loop when a...