UBUNTU-CVE-2026-64408

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: pin L2CAP connection during netdev registration bnepaddconnection reads the L2CAP connection without holding the channel lock, then passes its HCI device to registernetdev. Controller teardown can clear and relea...

PT-2026-64357

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A double free issue exists in the net2280 USB gadget driver. The usb initialize gadget function sets gadget release as the release callback for the embedded gadget device, meaning the...

CVE-2026-64178

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: Fix UAF read of dev-name bnepaddconnection needs to keep holding the bnepsessionsem while reading dev-name just like bnepgetconnlist does; otherwise the bnepsession thread can concurrently free the netdevice, whi...

CVE-2026-64178 Bluetooth: bnep: Fix UAF read of dev->name

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: Fix UAF read of dev-name bnepaddconnection needs to keep holding the bnepsessionsem while reading dev-name just like bnepgetconnlist does; otherwise the bnepsession thread can concurrently free the netdevice, whi...

CVE-2026-64178

The CVE-2026-64178 issue is in the Linux kernel Bluetooth BNEP implementation. A use-after-free can occur when reading dev->name during bnep_add_connection() because the underlying net_device may be freed concurrently by bnep_del_connection(). The root cause is that bnep_add_connection() did n...

SUSE CVE-2026-53353

In the Linux kernel, the following vulnerability has been resolved: hsr: Remove WARNONCE in hsraddrisself. syzbot reported the warning 0 in hsraddrisself, whose assumption is simply wrong. hsr-selfnode is cleared in hsrdelselfnode, which is called from hsrdellink. Since dev-rtnllinkops-dellink is...

CVE-2026-53337 net: bonding: fix NULL pointer dereference in bond_do_ioctl()

In the Linux kernel, the following vulnerability has been resolved: net: bonding: fix NULL pointer dereference in bonddoioctl In bonddoioctl, slavedev is obtained via devgetbyname which can return NULL if the requested interface name does not exist. However, the subsequent slavedbg call is placed...

CVE-2026-53323 net: dsa: remove redundant netdev_lock_ops() from conduit ethtool ops

In the Linux kernel, the following vulnerability has been resolved: net: dsa: remove redundant netdevlockops from conduit ethtool ops DSA replaces the conduit master device's ethtoolops with its own wrappers that aggregate stats from both the conduit and DSA switch ports. Taking the lock again...

CVE-2026-53234

In the Linux kernel, the following vulnerability has been resolved: net: ibm: emac: Fix use-after-free during device removal The driver was using devmregisternetdev which causes unregisternetdev to be deferred until the devres cleanup phase, which runs after emacremove returns. This creates a...

CVE-2026-53234 net: ibm: emac: Fix use-after-free during device removal

In the Linux kernel, the following vulnerability has been resolved: net: ibm: emac: Fix use-after-free during device removal The driver was using devmregisternetdev which causes unregisternetdev to be deferred until the devres cleanup phase, which runs after emacremove returns. This creates a...

PT-2026-52329

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the IBM EMAC driver during device removal. The driver utilized devm register netdev, which defers the unregister netdev call until the devres cleanup...

CVE-2026-53087 net: bcmgenet: fix leaking free_bds

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix leaking freebds While reclaiming the tx queue we fast forward the write pointer to drop any data in flight. These dropped frames are not added back to the pool of free bds. We also need to tell the netdev that ...

CVE-2026-52983 net: airoha: fix BQL imbalance in TX path

In the Linux kernel, the following vulnerability has been resolved: net: airoha: fix BQL imbalance in TX path Fix a possible BQL imbalance in airohadevxmit, where inflight packets are accounted only for the AIROHANUMTXRING netdev TX queues. The queue index is computed as: qid =...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: xfrm: Always flush the state and policy upon the NETDEVUNREGISTER event. syzbot reports that the refcount of “struct xfrmstate” is leaking. unregisternetdevice: Waiting for netdevsim0 to become free. Usage count = 2. reftracke...

SUSE-SU-2026:22414-1 Security update for the Linux Kernel RT (Live Patch 23 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-46.1 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP race bsc126308...

UBUNTU-CVE-2026-52925

In the Linux kernel, the following vulnerability has been resolved: vrf: Fix a potential NPD when removing a port from a VRF RCU readers that identified a net device as a VRF port using netifisl3slave assume that a subsequent call to netdevmasterupperdevgetrcu will return a VRF device. They then...

PT-2026-51877

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the network transmission path where a Byte Queue Limit BQL imbalance occurs. In the airoha dev xmit function, inflight packets are only accounted for the AIROHA NUM TX...

SUSE-SU-2026:2518-1 Security update for the Linux Kernel (Live Patch 70 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.266 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP race...

SUSE-SU-2026:2496-1 Security update for the Linux Kernel (Live Patch 46 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.184 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP rac...

EUVD-2026-32792

In the Linux kernel, the following vulnerability has been resolved: openvswitch: vport: fix self-deadlock on release of tunnel ports vports are used concurrently and protected by RCU, so netdevput must happen after the RCU grace period. So, either in an RCU call or after the synchronizenet. The...