CVE-2026-64096

In the Linux kernel, the following vulnerability has been resolved: batman-adv: mcast: fix use-after-free in orignode RCU release batadvmcastpurgeorig removes entries from RCU-protected hlists but does not wait for an RCU grace period before returning. Concurrent RCU readers may still accesses...

CVE-2026-53109

CVE-2026-53109 concerns a Linux kernel PowerPC page-table fragment bug. In Hash 64K page setups, pte_frag_destroy can leave a folio active while fragments are freed, causing a “Bad page state” error on exit. The fix involves clearing the folio active flag during do_exit/pagetable teardown and inc...

UBUNTU-CVE-2026-43376

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free by using callrcu for oplockinfo ksmbd currently frees oplockinfo immediately using kfree, even though it is accessed under RCU read-side critical sections in places like opinfoget and procshowfiles. Sinc...

CVE-2026-43376 ksmbd: fix use-after-free by using call_rcu() for oplock_info

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free by using callrcu for oplockinfo ksmbd currently frees oplockinfo immediately using kfree, even though it is accessed under RCU read-side critical sections in places like opinfoget and procshowfiles. Sinc...

CVE-2026-43376

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free by using callrcu for oplockinfo ksmbd currently frees oplockinfo immediately using kfree, even though it is accessed under RCU read-side critical sections in places like opinfoget and procshowfiles. Sinc...

EUVD-2026-12808

In the Linux kernel, the following vulnerability has been resolved: net/sched: actgate: snapshot parameters with RCU on replace The gate action can be replaced while the hrtimer callback or dump path is walking the schedule list. Convert the parameters to an RCU-protected snapshot and swap update...

UBUNTU-CVE-2026-23245

In the Linux kernel, the following vulnerability has been resolved: net/sched: actgate: snapshot parameters with RCU on replace The gate action can be replaced while the hrtimer callback or dump path is walking the schedule list. Convert the parameters to an RCU-protected snapshot and swap update...

Azure Linux 3.0 Security Update: kernel (CVE-2024-56655)

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-2024-56655 advisory. - In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: do not defer rule...

CVE-2023-54113

In the Linux kernel, the following vulnerability has been resolved: rcu: dump vmalloc memory info safely Currently, for double invoke callrcu, will dump rcuhead objects memory info, if the objects is not allocated from the slab allocator, the vmallocdumpobj will be invoke and the vmaparealock...

CVE-2022-49920 netfilter: nf_tables: netlink notifier might race to release objects

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: netlink notifier might race to release objects commit release path is invoked via callrcu and it runs lockless to release the objects after rcu grace period. The netlink notifier handler might win race to...

DEBIAN-CVE-2024-56655

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: do not defer rule destruction via callrcu nftableschaindestroy can sleep, it can't be used from callrcu callbacks. Moreover, nftablesrulerelease is only safe for error unwinding, while transaction mutex is he...

SUSE CVE-2024-53160

In the Linux kernel, the following vulnerability has been resolved: rcu/kvfree: Fix data-race in modtimer / kvfreecallrcu KCSAN reports a data race when access the krcp-monitorwork.timer.expires variable in the scheduledelayedmonitorwork function: BUG: KCSAN: data-race in modtimer / kvfreecallrcu...

DEBIAN-CVE-2024-53160

In the Linux kernel, the following vulnerability has been resolved: rcu/kvfree: Fix data-race in modtimer / kvfreecallrcu KCSAN reports a data race when access the krcp-monitorwork.timer.expires variable in the scheduledelayedmonitorwork function: BUG: KCSAN: data-race in modtimer / kvfreecallrcu...

UBUNTU-CVE-2024-53160

In the Linux kernel, the following vulnerability has been resolved: rcu/kvfree: Fix data-race in modtimer / kvfreecallrcu KCSAN reports a data race when access the krcp-monitorwork.timer.expires variable in the scheduledelayedmonitorwork function: BUG: KCSAN: data-race in modtimer / kvfreecallrcu...

CVE-2024-43834

In the Linux kernel, the following vulnerability has been resolved: xdp: fix invalid wait context of pagepooldestroy If the driver uses a page pool, it creates a page pool with pagepoolcreate. The reference count of page pool is 1 as default. A page pool will be destroyed only when a reference...

kernel: netfilter: nf_tables: netlink notifier might race to release objects

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: netlink notifier might race to release objects commit release path is invoked via callrcu and it runs lockless to release the objects after rcu grace period. The netlink notifier handler might win race to...

SUSE CVE-2024-27394

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix Use-After-Free in tcpaoconnectinit Since callrcu, which is called in the hlistforeachentryrcu traversal of tcpaoconnectinit, is not part of the RCU read critical section, it is possible that the RCU grace period will pas...