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 安全漏洞

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...

AZL-80610 CVE-2026-23368 affecting package kernel for versions less than 6.6.130.1-1

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...

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...

ROS-20260306-73-0020

A vulnerability in the rcudereferencertnl function of the Linux kernel is related to a pointer dereference error. Exploitation of the vulnerability could allow an attacker acting remotely to cause a denial of service...

CVE-2026-23203

CVE-2026-23203 relates to the Linux kernel cpsw driver. The fix changes the processing of the ndo_set_rx_mode callback to run in a work queue (net: cpsw_new: Execute ndo_set_rx_mode callback in a work queue) rather than holding the RTNL lock during certain paths. Root cause involved a lock- and c...

CVE-2026-23175: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: cpsw: Execute ndosetrxmode callback in a work queue Commit 1767bb2d47b7 "ipv6: mcast: Don't hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP." removed the RTNL lock for IPV6ADDMEMBERSHIP and MCASTJOINGROUP operations...

Linux Distros Unpatched Vulnerability : CVE-2026-23203

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: cpswnew: Execute ndosetrxmode callback in a work queue Commit 1767bb2d47b7 ipv6: mcast: Don't hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP. removed t...

CVE-2026-23203: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: cpswnew: Execute ndosetrxmode callback in a work queue Commit 1767bb2d47b7 "ipv6: mcast: Don't hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP." removed the RTNL lock for IPV6ADDMEMBERSHIP and MCASTJOINGROUP operations...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005091)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005091 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: fix possible infinite loop in tcfidrcheckalloc syzbot found hanging tasks...

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...

UBUNTU-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...

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...

CVE-2026-22981 idpf: detach and close netdevs while handling a reset

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-2025-38324)

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-2025-38324 advisory. - In the Linux kernel, the following vulnerability has been resolved: mpls: Use rcudereferencertnl in...

ROS-20260121-73-0052

A vulnerability in the rtnlvfinfosize function of the net/core/rtnetlink.c component of the Linux kernel is related to incorrect buffer size calculation. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992747)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992747 advisory. In the Linux kernel, the following vulnerability has been resolved: igb: revert rtnllock that causes deadlock The commit 6faee3d4ee8b igb: Add lock to avoid data rac...

CVE-2023-54000

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix deadlock issue when externellb and reset are executed together When externellb and reset are executed together, a deadlock may occur: 3147.217009 INFO: task kworker/u321:0:7 blocked for more than 120 seconds...

CVE-2023-54149

CVE-2023-54149 affects the Linux kernel where, when the felix driver is used as a DSA master for a VLAN-aware bridge, vlan_for_each() is invoked from a context that may not hold rtnl_lock, leading to a potentially unsafe RCU read-side usage. The advisory notes that vlan_for_each() expects rtnl_lo...