EUVD-2026-45570

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-2026-63989 bridge: Fix sleep in atomic context in netlink path

In the Linux kernel, the following vulnerability has been resolved: bridge: Fix sleep in atomic context in netlink path Since the introduction of the netlink configuration path for bridge ports in commit 25c71c75ac87 "bridge: bridge port parameters over netlink", brsetport was always called with...

EUVD-2026-45561

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...

UBUNTU-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...

PT-2026-47359

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.12-1.1 Description An RTNL assertion warning occurs in the txgbe driver for copper NICs with an external PHY during module removal. This happens because the phylink disconnect phy function is called without t...

CVE-2026-46165

CVE-2026-46165 affects the Linux kernel openvswitch vport code, where a self-deadlock could occur on tunnel port release due to improper ordering between RCU callbacks and RTNL/normally synchronized code paths. The root cause: vports are protected by RCU and must have netdev_put() after the RCU g...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Team: Replace the team lock with rtnl lock. Syszbot reports various ordering issues related to lower instance locks and team locks. It is recommended to use rtnl locks for protecting team devices, similar to bonding. This chan...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hibmcge: fixed the RTNL deadlock issue Currently, the hibmcge netdev acquires the RTNL lock in pcierrorhandlers.resetprepare and releases it in pcierrorhandlers.resetdone. However, in the PCI framework: pciresetbus -...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: cpsw: Executing the ndosetrxmode callback within a work queue Commit 1767bb2d47b7 “ipv6: mcast: Do not hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP” removed the RTNL lock for these operations. However, this change...

Astra Linux – Vulnerability in Linux 5.10

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

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ICE: Prevent NULL pointer dereferencing during reload Calling ethtool during reload can lead to a call trace issue, because the VSI configuration is not updated for some time, but the netdev structure remains active. To fix this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: eth: alx: takes rtnllock when resuming. Zbynek reports that alx fails an RTNL assertion when resuming. RTNL: The assertion failed at net/core/dev.c 2891. RIP: 0010: netifsetrealnumtxqueues + 0x1ac/0x1c0. Call Trace: alxopen +...

CVE-2026-43382

A flaw was found in the batman-adv module of the Linux kernel. This vulnerability occurs when the batadvvelpgetthroughput function attempts to acquire a network lock RTNL lock that is already held, particularly during the cancellation of a work queue item. This can lead to a deadlock, causing a...

CVE-2026-43382

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid double-rtnllock ELP metric worker batadvvelpgetthroughput might be called when the RTNL lock is already held. This could be problematic when the work queue item is cancelled via canceldelayedworksync in...

CVE-2026-43382 batman-adv: Avoid double-rtnl_lock ELP metric worker

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid double-rtnllock ELP metric worker batadvvelpgetthroughput might be called when the RTNL lock is already held. This could be problematic when the work queue item is cancelled via canceldelayedworksync in...

CVE-2026-43382

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid double-rtnllock ELP metric worker batadvvelpgetthroughput might be called when the RTNL lock is already held. This could be problematic when the work queue item is cancelled via canceldelayedworksync in...

PT-2026-39043

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock can occur in the batman-adv module when the batadv v elp get throughput function is called while the RTNL Routing Netlink lock is already held. This specifically happens when ...

SUSE 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...

DEBIAN-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...