CVE-2026-74538

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: lock sk in isoconnectind Accessing isopisk-conn requires locksock, which is not taken in the "ev3" part of isoconnectind. It may also be NULL if socket has transitioned away from the LISTEN/CONNECT states before...

CVE-2026-74563

CVE-2026-74563 concerns the Linux kernel RDS TCP binding path. Ongoing code path in rds_tcp_laddr_check() looked up a scoped IPv6 interface with dev_get_by_index_rcu(), released the RCU read lock, and then passed the net_device into ipv6_chk_addr(). After rcu_read_unlock(), a concurrent RTM_DELLI...

CVE-2026-74562 nexthop: take nh->lock for f6i_list walks in replace check and notify

In the Linux kernel, the following vulnerability has been resolved: nexthop: take nh-lock for f6ilist walks in replace check and notify fib6checknhlist and nexthopreplacenotify walk nh-f6ilist during an RTNL-serialized nexthop replace without holding nh-lock. IPv6 RTMNEWROUTE/RTMDELROUTE run...

EUVD-2026-59627

In the Linux kernel, the following vulnerability has been resolved: nexthop: take nh-lock for f6ilist walks in replace check and notify fib6checknhlist and nexthopreplacenotify walk nh-f6ilist during an RTNL-serialized nexthop replace without holding nh-lock. IPv6 RTMNEWROUTE/RTMDELROUTE run...

CVE-2026-74561 nexthop: avoid unlocked f6i_list walk in nh_rt_cache_flush

In the Linux kernel, the following vulnerability has been resolved: nexthop: avoid unlocked f6ilist walk in nhrtcacheflush nhrtcacheflush walks nh-f6ilist during an RTNL-serialized nexthop replace without holding nh-lock, racing the unlocked IPv6 route add/delete that mutate the list under nh-loc...

CVE-2026-74561 nexthop: avoid unlocked f6i_list walk in nh_rt_cache_flush

In the Linux kernel, the following vulnerability has been resolved: nexthop: avoid unlocked f6ilist walk in nhrtcacheflush nhrtcacheflush walks nh-f6ilist during an RTNL-serialized nexthop replace without holding nh-lock, racing the unlocked IPv6 route add/delete that mutate the list under nh-loc...

CVE-2026-74538

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: lock sk in isoconnectind Accessing isopisk-conn requires locksock, which is not taken in the "ev3" part of isoconnectind. It may also be NULL if socket has transitioned away from the LISTEN/CONNECT states before...

EUVD-2026-59730

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: hold sk properly in isoconnready sk deref in isoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close. conn-sk is currently accessed without either: Task 1 Task 2...

CVE-2026-74537 Bluetooth: ISO: hold sk properly in iso_conn_ready

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: hold sk properly in isoconnready sk deref in isoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close. conn-sk is currently accessed without either: Task 1 Task 2...

CVE-2026-74490 tipc: avoid use-after-free in poll trace queue dumps

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid use-after-free in poll trace queue dumps TIPC socket tracepoints dump queue state through tipcskdump. Most queue-dump callsites already serialize that walk under the socket lock or sk-sklock.slock, but tipcpoll calls...

CVE-2026-74438

In the Linux kernel, the following vulnerability has been resolved: crypto: sun4i-ss - Remove insecure and unused rngalg Remove sun4issrng, as it is insecure and unused: - It has multiple vulnerabilities. sun4issprngseed is missing locking and has a buffer overflow. sun4issprnggenerate fails to...

CVE-2026-74343

In the Linux kernel, the following vulnerability has been resolved: kernfs: fix xattr race condition with multiple superblocks Multiple superblocks with different namespaces can share the same kernfsnode when kernfstestsuper finds a matching root but different namespace. This means multiple inode...

CVE-2026-74334

In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Fix locking when accessing mr-pd Sashiko points out that, due to reregmr, the PD is actually variable and all the touches in nldev are racy. Use mr-device instead of mr-pd-device. Getting the PD restrack ID is more...

AZL-96486 CVE-2026-74334 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Fix locking when accessing mr-pd Sashiko points out that, due to reregmr, the PD is actually variable and all the touches in nldev are racy. Use mr-device instead of mr-pd-device. Getting the PD restrack ID is more...

CVE-2026-72375

In the Linux kernel, the following vulnerability has been resolved: afs: Fix reinitialisation of the inode, in particular -lockwork It seems that initalising afsvnode::lockwork a single time in the slab's init function isn't sufficient for workstructs. This results in the DEBUGOBJECTS debugging...

CVE-2026-74331

In the Linux kernel, the following vulnerability has been resolved: firmwareloader: Fix recursive lock in devicecachefwimages A recursive locking deadlock can occur in the firmware loader's power management notification handler. During system suspend or hibernation preparation, fwpmnotify calls...

UBUNTU-CVE-2026-72372

In the Linux kernel, the following vulnerability has been resolved: afs: Fix lack of locking around modifications of net-cellsdynino Fix the lack of locking around modifications of net-cellsdynino by taking net-cellslock exclusively. This also requires to cell to be removed from net-cellsdynino i...

CVE-2026-74334

In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Fix locking when accessing mr-pd Sashiko points out that, due to reregmr, the PD is actually variable and all the touches in nldev are racy. Use mr-device instead of mr-pd-device. Getting the PD restrack ID is more...

UBUNTU-CVE-2026-72313

In the Linux kernel, the following vulnerability has been resolved: drm/fb-helper: Only consider active CRTCs for vblank sync Only synchronize fbdev output to the vblank of an active CRTC. Go over the list of CRTCs and pick the first that matches. Fixes warnings as the one shown below 77.201354...

UBUNTU-CVE-2026-74334

In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Fix locking when accessing mr-pd Sashiko points out that, due to reregmr, the PD is actually variable and all the touches in nldev are racy. Use mr-device instead of mr-pd-device. Getting the PD restrack ID is more...