PT-2026-72314

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free race condition exists in the ISO Transport IsoTP protocol implementation. The isotp release function attempts to look up a bound network device using dev get by index an...

PT-2026-72599

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mxl862xx: fix use-after-free of DSA ports in crc err work Upon an MDIO CRC error mxl862xx crc err work fn walks the DSA ports and closes the CPU port conduits: dsa switch for each cpu portdp, priv-ds dev closedp-conduit...

PT-2026-73013

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the Linux kernel within the nh rt cache flush function, which is inlined into rtm new nexthop. The problem occurs when nh rt cache flush traverses t...

PT-2026-72975

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock occurs in the recovery path of the qede NIC driver when VXLAN or GENEVE tunnel ports are configured. A transmit TX timeout triggers the qede recovery handler function, which...

PT-2026-72995

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the UDP tunnel NIC offload code. When device registration fails in register netdevice, the udp tunnel nic unregister function may return early if the utn-work...

CVE-2026-63997

A flaw was found in the ethtool module of the Linux kernel. The moduleflashfwschedule function fails to properly undo the setting of the 'inprogress' flag and the taking of the netdev reference during module flash errors. This oversight can lead to a resource leak, preventing the device from bein...

CVE-2026-63997

In the Linux kernel, the following vulnerability has been resolved: ethtool: module: avoid leaking a netdev ref on module flash errors moduleflashfwschedule is missing undo for setting the "inprogress" flag and taking the netdev reference. Delay taking these, the device can't disappear while we a...

CVE-2026-63988 bridge: Fix sleep in atomic context in sysfs path

In the Linux kernel, the following vulnerability has been resolved: bridge: Fix sleep in atomic context in sysfs path Since the start of the git history, brportstore always acquired the bridge lock. Back then this decision made sense: The bridge lock protects the STP state of the bridge and its...

CVE-2026-46287

In the Linux kernel, the following vulnerability has been resolved: net: txgbe: fix RTNL assertion warning when remove module For the copper NIC with external PHY, the driver called phylinkconnectphy during probe and phylinkdisconnectphy during remove. It caused an RTNL assertion warning in...

CVE-2026-46287 net: txgbe: fix RTNL assertion warning when remove module

In the Linux kernel, the following vulnerability has been resolved: net: txgbe: fix RTNL assertion warning when remove module For the copper NIC with external PHY, the driver called phylinkconnectphy during probe and phylinkdisconnectphy during remove. It caused an RTNL assertion warning in...

CVE-2026-46287

CVE-2026-46287 concerns the Linux kernel net: txgbe driver. The issue occurs on copper NICs with external PHY where phylink_connect_phy() is called during probe and phylink_disconnect_phy() during removal, triggering an RTNL assertion warning on module removal. The root cause is lack of proper RT...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the batadvvelpgetthroughput function calling rtnllock when the RTNL lock is held, potentially...

Linux Distros Unpatched Vulnerability : CVE-2026-43382

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - batman-adv: Avoid double-rtnllock ELP metric worker batadvvelpgetthroughput might be called when the RTNL lock is already held. This could be problematic when t...

CVE-2026-31579

A flaw was found in the Linux kernel's WireGuard component. A local user could trigger a hung task by causing contention for the rtnllock within the wgnetnspreexit callback. This issue can lead to a Denial of Service DoS, where the system becomes unresponsive as cleanup operations block...

CVE-2026-31579

In the Linux kernel, the following vulnerability has been resolved: wireguard: device: use exitrtnl callback instead of manual rtnllock in preexit wgnetnspreexit manually acquires rtnllock inside the pernet .preexit callback. This causes a hung task when another thread holds rtnlmutex - the...

CVE-2026-31579

In the Linux kernel, the following vulnerability has been resolved: wireguard: device: use exitrtnl callback instead of manual rtnllock in preexit wgnetnspreexit manually acquires rtnllock inside the pernet .preexit callback. This causes a hung task when another thread holds rtnlmutex - the...

CVE-2026-31579 wireguard: device: use exit_rtnl callback instead of manual rtnl_lock in pre_exit

In the Linux kernel, the following vulnerability has been resolved: wireguard: device: use exitrtnl callback instead of manual rtnllock in preexit wgnetnspreexit manually acquires rtnllock inside the pernet .preexit callback. This causes a hung task when another thread holds rtnlmutex - the...

CVE-2026-31579 wireguard: device: use exit_rtnl callback instead of manual rtnl_lock in pre_exit

In the Linux kernel, the following vulnerability has been resolved: wireguard: device: use exitrtnl callback instead of manual rtnllock in preexit wgnetnspreexit manually acquires rtnllock inside the pernet .preexit callback. This causes a hung task when another thread holds rtnlmutex - the...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the preexit callback in the wireguard device obtaining the rtnllock manually, potentially causing...

CVE-2026-23368 net: phy: register phy led_triggers during probe to avoid AB-BA deadlock

In the Linux kernel, the following vulnerability has been resolved: net: phy: register phy ledtriggers during probe to avoid AB-BA deadlock There is an AB-BA deadlock when both LEDSTRIGGERNETDEV and LEDTRIGGERPHY are enabled: 1362.049207 ledtriggerregister+0x5c/0x1fc...