CVE-2026-74283

In the Linux kernel, the following vulnerability has been resolved: tipc: require net admin for TIPCv2 netlink mutators TIPCv2 registers mutating generic-netlink operations without admin permission flags. Generic netlink only checks CAPNETADMIN when an operation sets GENLADMINPERM or...

CVE-2026-72392

In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6: fix NULL deref in fib6walkcontinue on multi-batch dump inet6dumpfib saves its progress in cb-args1 as a positional index within the current hash chain. Between batches, a concurrent fib6newtable can insert a new table...

CVE-2026-74283 tipc: require net admin for TIPCv2 netlink mutators

In the Linux kernel, the following vulnerability has been resolved: tipc: require net admin for TIPCv2 netlink mutators TIPCv2 registers mutating generic-netlink operations without admin permission flags. Generic netlink only checks CAPNETADMIN when an operation sets GENLADMINPERM or...

EUVD-2026-59430

In the Linux kernel, the following vulnerability has been resolved: tipc: require net admin for TIPCv2 netlink mutators TIPCv2 registers mutating generic-netlink operations without admin permission flags. Generic netlink only checks CAPNETADMIN when an operation sets GENLADMINPERM or...

CVE-2026-72392 ipv6: fib6: fix NULL deref in fib6_walk_continue() on multi-batch dump

In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6: fix NULL deref in fib6walkcontinue on multi-batch dump inet6dumpfib saves its progress in cb-args1 as a positional index within the current hash chain. Between batches, a concurrent fib6newtable can insert a new table...

EUVD-2026-59291

In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6: fix NULL deref in fib6walkcontinue on multi-batch dump inet6dumpfib saves its progress in cb-args1 as a positional index within the current hash chain. Between batches, a concurrent fib6newtable can insert a new table...

EUVD-2026-59225

In the Linux kernel, the following vulnerability has been resolved: net/sched: cake: reject overhead values that underflow length CAKE accepts signed overhead values and stores them in an s16, but the adjusted packet length calculation uses unsigned arithmetic. A negative effective length can...

CVE-2026-72052 net: ip6_gre: require CAP_NET_ADMIN in the device netns for changelink

In the Linux kernel, the following vulnerability has been resolved: net: ip6gre: require CAPNETADMIN in the device netns for changelink ip6grechangelink and ip6erspanchangelink operate on at most two netns, devnetdev and the tunnel link netns t-net. They differ once the device is created in or...

EUVD-2026-59007

In the Linux kernel, the following vulnerability has been resolved: ieee802154: admin-gate legacy LLSEC dump operations In net/ieee802154/netlink.c, the legacy IEEE802154NL family ops table builds the LLSEC dump entries LLSECLISTKEY, LLSECLISTDEV, LLSECLISTDEVKEY, LLSECLISTSECLEVEL with...

PT-2026-72238

In the Linux kernel, the following vulnerability has been resolved: ieee802154: admin-gate legacy LLSEC dump operations In net/ieee802154/netlink.c, the legacy IEEE802154 NL family ops table builds the LLSEC dump entries LLSEC LIST KEY, LLSEC LIST DEV, LLSEC LIST DEVKEY, LLSEC LIST SECLEVEL with...

PT-2026-72580

In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6: fix NULL deref in fib6 walk continue on multi-batch dump inet6 dump fib saves its progress in cb-args1 as a positional index within the current hash chain. Between batches, a concurrent fib6 new table can insert a new...

PT-2026-72719

In the Linux kernel, the following vulnerability has been resolved: tipc: require net admin for TIPCv2 netlink mutators TIPCv2 registers mutating generic-netlink operations without admin permission flags. Generic netlink only checks CAP NET ADMIN when an operation sets GENL ADMIN PERM or GENL UNS...

CVE-2026-68405

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: free APVLAN bcbuf SKBs outside IRQ lock ieee80211dostop removes APVLAN packets from the parent AP ps-bcbuf while holding ps-bcbuf.lock with IRQs disabled. It then calls ieee80211freetxskb before dropping the lock...

CVE-2026-68404

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: use wiphy work for socket owner autodisconnect nl80211netlinknotify walks the cfg80211 wireless device list when a NETLINKGENERIC socket is released. If the socket owns a connection, the notifier queues the embedd...

UBUNTU-CVE-2026-68405

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: free APVLAN bcbuf SKBs outside IRQ lock ieee80211dostop removes APVLAN packets from the parent AP ps-bcbuf while holding ps-bcbuf.lock with IRQs disabled. It then calls ieee80211freetxskb before dropping the lock...

UBUNTU-CVE-2026-68288

In the Linux kernel, the following vulnerability has been resolved: net: dropmonitor: fix info leak in NETDMATTRPAYLOAD netdmpacketreportfill and netdmhwpacketreportfill open code the NETDMATTRPAYLOAD attribute to avoid zeroing the packet payload before overwriting it with skbcopybits. skbput...

CVE-2026-68138

In the Linux kernel, the following vulnerability has been resolved: net/sched: serialize qdiscrtablist against concurrent get/put qdiscgetrtab and qdiscputrtab mutate the process-global singly linked list qdiscrtablist and a plain non-atomic 'int refcnt' with no lock. This was only safe because...

EUVD-2026-55594

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: convert pmsrfreewk to wiphywork to fix deadlock When a netlink socket that owns a PMSR session is closed, cfg80211releasepmsr clears the request's nlportid and queues pmsrfreewk to call cfg80211pmsrprocessabort...

CVE-2026-68408

The CVE affects the Linux kernel cfg80211/pmsr handling in wifi: the deadlock occurred when a PMSR session was closed during device teardown: wdev_down held wiphy_lock, while pmsr_free_wk waited to acquire the same lock via cancel_work_sync. The fix converts pmsr_free_wk from a plain work_struct ...

CVE-2026-68408 wifi: cfg80211: convert pmsr_free_wk to wiphy_work to fix deadlock

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: convert pmsrfreewk to wiphywork to fix deadlock When a netlink socket that owns a PMSR session is closed, cfg80211releasepmsr clears the request's nlportid and queues pmsrfreewk to call cfg80211pmsrprocessabort...