Linux Distros Unpatched Vulnerability : CVE-2026-43219

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: cpswnew: Fix potential unregister of netdev that has not been registered yet If an error occurs during registernetdev for the first MAC in cpswregisterport...

PT-2026-44288

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A self-deadlock occurs in the openvswitch vport during the release of tunnel ports. Vports are protected by RCU Read-Copy-Update, a synchronization mechanism that allows multiple readers...

SUSE CVE-2026-31695

In the Linux kernel, the following vulnerability has been resolved: wifi: virtwifi: remove SETNETDEVDEV to avoid use-after-free Currently we execute SETNETDEVDEVdev, &priv-lowerdev-dev for the virtwifi net devices. However, unregistering a virtwifi device in netdevruntodo can happen together with...

CVE-2026-31736

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkppe: avoid NULL deref when gmac0 is disabled If the gmac0 is disabled, the precheck for a valid ingress device will cause a NULL pointer deref and crash the system. This happens because eth-netdev0 will be NULL...

CVE-2026-43012

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix switchdev mode rollback in case of failure If for some internal reason switchdev mode fails, we rollback to legacy mode, before this patch, rollback will unregister the uplink netdev and leave it unregistered causin...

CVE-2026-43012 net/mlx5: Fix switchdev mode rollback in case of failure

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix switchdev mode rollback in case of failure If for some internal reason switchdev mode fails, we rollback to legacy mode, before this patch, rollback will unregister the uplink netdev and leave it unregistered causin...

CVE-2026-43012

CVE-2026-43012 refers to a Linux kernel issue in the net/mlx5 driver where a failed switchdev mode rollback could cause a kernel panic during an attempted rollback to legacy mode. The public descriptions from NVD/SUSE/Red Hat detail that if switchdev mode initialization/transition fails, the code...

CVE-2026-31737 net: ftgmac100: fix ring allocation unwind on open failure

In the Linux kernel, the following vulnerability has been resolved: net: ftgmac100: fix ring allocation unwind on open failure ftgmac100allocrings allocates rxskbs, txskbs, rxdes, txdes, and rxscratch in stages. On intermediate failures it returned -ENOMEM directly, leaking resources allocated...

EUVD-2026-26549

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkppe: avoid NULL deref when gmac0 is disabled If the gmac0 is disabled, the precheck for a valid ingress device will cause a NULL pointer deref and crash the system. This happens because eth-netdev0 will be NULL...

CVE-2026-31695

In the Linux kernel, the following vulnerability has been resolved: wifi: virtwifi: remove SETNETDEVDEV to avoid use-after-free Currently we execute SETNETDEVDEVdev, &priv-lowerdev-dev for the virtwifi net devices. However, unregistering a virtwifi device in netdevruntodo can happen together with...

CVE-2026-31695

CVE-2026-31695 is a Linux kernel issue affecting the virt_wifi driver. The root cause is a race during unregistration where a device’s parent pointer could reference freed memory, causing a use-after-free during ethtool operations. The vulnerability arises from using SET_NETDEV_DEV(dev, &priv-&gt...

CVE-2026-31737: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: ftgmac100: fix ring allocation unwind on open failure ftgmac100allocrings allocates rxskbs, txskbs, rxdes, txdes, and rxscratch in stages. On intermediate failures it returned -ENOMEM directly, leaking resources allocated...

PT-2026-36429

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net/mlx5 component where a failure during switchdev mode transition triggers an incorrect rollback to legacy mode. This process unregisters the uplink netdev and...

net: openvswitch: Avoid releasing netdev before teardown completes

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CVE-2026-31678

A flaw was found in the Linux kernel's Open vSwitch OVS component. A race condition can occur during the destruction of a network device netdev tunnel, where the ovsnetdevtunneldestroy function may attempt to release a device reference while other parts of the system are still actively using it...

Unity Linux 20.1060a Security Update: kernel (UTSA-2026-014322)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014322 advisory. In the Linux kernel, the following vulnerability has been resolved: net: fix stack overflow when LRO is disabled for virtual interfaces When the virtual interface's...

AZL-84216 CVE-2026-31678 affecting package kernel for versions less than 6.6.134.1-2

In the Linux kernel, the following vulnerability has been resolved: openvswitch: defer tunnel netdevput to RCU release ovsnetdevtunneldestroy may run after NETDEVUNREGISTER already detached the device. Dropping the netdev reference in destroy can race with concurrent readers that still observe...

CVE-2026-31678

In the Linux kernel, the following vulnerability has been resolved: openvswitch: defer tunnel netdevput to RCU release ovsnetdevtunneldestroy may run after NETDEVUNREGISTER already detached the device. Dropping the netdev reference in destroy can race with concurrent readers that still observe...

CVE-2026-31678 openvswitch: defer tunnel netdev_put to RCU release

In the Linux kernel, the following vulnerability has been resolved: openvswitch: defer tunnel netdevput to RCU release ovsnetdevtunneldestroy may run after NETDEVUNREGISTER already detached the device. Dropping the netdev reference in destroy can race with concurrent readers that still observe...

CVE-2026-31678

CVE-2026-31678 – Linux kernel Open vSwitch tunnel netdev handling fix. The issue arose when ovs_netdev_tunnel_destroy() could run after NETDEV_UNREGISTER detached the device, risking a race as it dropped the netdev reference while readers still observed vport->dev. The resolution is to not rel...