Linux Distros Unpatched Vulnerability : CVE-2026-80758

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - futex: Avoid private hash use-after-free on final put futexprivatehashput drops the reference to fph before evaluating fph-mm for wakeupvar. futexrefput enables...

CVE-2026-22009-Linux-eBPF-Map-Locking-Race-Use-After-Free

CVE-2026-22009 – Condición de carrera en el bloqueo de mapas eBPF de Linux → Use‑After‑Free Código del programa simulación en C root@kitploit: // ebpfmapuaf.c - Simulated concurrent map update/free include include include include void mapdata = NULL; int mapfreed = 0; void updatemapvoid arg //...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098754)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098754 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix use-after-free in nftablesaddchain nftablesaddchain publishes the chain ...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098831)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098831 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flowtable after rcu grace period on error Call synchronizercu after...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fixed a race condition between bpftimercancelandfree and bpftimercancel. This race condition could lead to a UAF Use-After-Free error involving the timer-timer variable. Here’s the detailed explanation: In bpftimer...

CVE-2026-72126

In the Linux kernel, the following vulnerability has been resolved: can: isotp: use unconditional synchronizercu in isotprelease isotpnotify unregisters the RCU CAN filters via canrxunregister and clears so-bound without waiting for a grace period. isotprelease uses so-bound to decide whether it...

CVE-2026-72139

In the Linux kernel, the following vulnerability has been resolved: tcp: defer md5siginfo kfree past RCU grace period in tcpconnect The md5+ao reconciliation in tcpconnect net/ipv4/tcpoutput.c has two symmetric branches: if needsmd5 tcpaodestroysocksk, false; else if needsao tcpclearmd5listsk;...

CVE-2026-72071

The CVE-2026-72071 entry describes a Linux kernel issue in tracing/user_events where use-after-free can occur in user_event_mm_dup() during fork. The root cause is a lockless RCU walk of the parent mm enabler list (without taking event_mutex) followed by immediate free operations: user_event_put(...

CVE-2026-72071 tracing/user_events: Fix use-after-free in user_event_mm_dup()

In the Linux kernel, the following vulnerability has been resolved: tracing/userevents: Fix use-after-free in usereventmmdup usereventmmdup walks the parent mm's enabler list locklessly under rcureadlock during fork from copyprocess; it does not take eventmutex: rcureadlock;...

PT-2026-72260

In the Linux kernel, the following vulnerability has been resolved: tracing/user events: Fix use-after-free in user event mm dup user event mm dup walks the parent mm's enabler list locklessly under rcu read lock during fork from copy process; it does not take event mutex: rcu read lock; list for...

Linux Distros Unpatched Vulnerability : CVE-2026-68177

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tracing: Delay module ref count for enableevent trigger Triggers are now delayed from freeing, but can still be triggered until after the RCU grace period has...

UBUNTU-CVE-2026-68177

In the Linux kernel, the following vulnerability has been resolved: tracing: Delay module ref count for "enableevent" trigger Triggers are now delayed from freeing, but can still be triggered until after the RCU grace period has ended. The freeing of the enableevent data is put into the...

CVE-2026-68398

In the Linux kernel, the following vulnerability has been resolved: ppp: defer channel free to an RCU grace period to fix pppol2tp RX UAF pppol2tprecv runs in the L2TP UDP-encap softirq RX path: l2tpudpencaprecv - l2tprecvcommon - pppol2tprecv - pppinput&po-chan It runs under rcureadlock holding...

CVE-2026-68177

In the Linux kernel, the following vulnerability has been resolved: tracing: Delay module ref count for "enableevent" trigger Triggers are now delayed from freeing, but can still be triggered until after the RCU grace period has ended. The freeing of the enableevent data is put into the...

UBUNTU-CVE-2026-68398

In the Linux kernel, the following vulnerability has been resolved: ppp: defer channel free to an RCU grace period to fix pppol2tp RX UAF pppol2tprecv runs in the L2TP UDP-encap softirq RX path: l2tpudpencaprecv - l2tprecvcommon - pppol2tprecv - pppinput&po-chan It runs under rcureadlock holding...

EUVD-2026-55584

In the Linux kernel, the following vulnerability has been resolved: ppp: defer channel free to an RCU grace period to fix pppol2tp RX UAF pppol2tprecv runs in the L2TP UDP-encap softirq RX path: l2tpudpencaprecv - l2tprecvcommon - pppol2tprecv - pppinput&po-chan It runs under rcureadlock holding...

CVE-2026-68177

The CVE-2026-68177 entry describes a Linux kernel tracing vulnerability in which delaying the release of a module that contains an active enable/disable event leads to use-after-free if the module is removed while still referenced by an event. The underlying issue is that the module refcount is r...

Linux Distros Unpatched Vulnerability : CVE-2026-68398

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ppp: defer channel free to an RCU grace period to fix pppol2tp RX UAF pppol2tprecv runs in the L2TP UDP-encap softirq RX path: l2tpudpencaprecv - l2tprecvcommo...

CVE-2026-64543

In the Linux kernel, the following vulnerability has been resolved: tipc: fix use-after-free of the discoverer in tipcdiscrcv bearerdisable frees b-disc with tipcdiscdelete's plain kfree, but tipcdiscrcv still dereferences b-disc in RX softirq under rcureadlock tipcudprecv - tipcrcv - tipcdiscrcv...

SUSE CVE-2026-64459

In the Linux kernel, the following vulnerability has been resolved: tcp: restore RCU grace period in tcpaodestroysock Commit 51e547e8c89c "tcp: Free TCP-AO/TCP-MD5 info/keys without RCU" removed the callrcu callback from tcpaodestroysock, arguing that "the destruction of info/keys is delayed unti...