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...

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...

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...

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...

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...

CVE-2023-54037

In the Linux kernel, the following vulnerability has been resolved: ice: prevent NULL pointer deref during reload Calling ethtool during reload can lead to call trace, because VSI isn't configured for some time, but netdev is alive. To fix it add rtnl lock for VSI deconfig and config. Set...

UBUNTU-CVE-2023-54037

In the Linux kernel, the following vulnerability has been resolved: ice: prevent NULL pointer deref during reload Calling ethtool during reload can lead to call trace, because VSI isn't configured for some time, but netdev is alive. To fix it add rtnl lock for VSI deconfig and config. Set...

CVE-2023-54037 ice: prevent NULL pointer deref during reload

In the Linux kernel, the following vulnerability has been resolved: ice: prevent NULL pointer deref during reload Calling ethtool during reload can lead to call trace, because VSI isn't configured for some time, but netdev is alive. To fix it add rtnl lock for VSI deconfig and config. Set...