Linux Distros Unpatched Vulnerability : CVE-2026-68386

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf, sockmap: Reject unhashed UDP sockets on sockmap update UDP sockets get SOCKRCUFREE set when auto-bound. This means skisrefcountedunbound = true, while...

SUSE CVE-2026-64584

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fmidi: cancel pending IN work before freeing the midi object The fmidi driver embeds a work item midi-work whose handler, fmidiinwork, dereferences the enclosing struct fmidi through containerof. This work is armed...

kernel: iommu/vt-d: Avoid NULL pointer dereference or refcount corruption

A flaw was found in the Linux kernel's Input-Output Memory Management Unit IOMMU virtualized direct memory access VT-d component. This vulnerability occurs when the system attempts to perform cleanup operations without a valid device identifier, leading to a null pointer dereference or incorrect...

kernel: iommu/vt-d: Avoid NULL pointer dereference or refcount corruption

A flaw was found in the Linux kernel's Input-Output Memory Management Unit IOMMU virtualized direct memory access VT-d component. This vulnerability occurs when the system attempts to perform cleanup operations without a valid device identifier, leading to a null pointer dereference or incorrect...

ALSA-2026:47017 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net: bridge: use a stable FDB dst snapshot in RCU readers CVE-2026-46086 kernel: ipv6: fix possible UAF in icmpv6rcv CVE-2026-53006 kernel: tipc: fix double-free in tipcbufappend...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: xfrm: Duplicate SPI Handling CVE-2025-39797 kernel: lib/buildid: use kernelread for sleepable context CVE-2026-23002 kernel: futex: Drop CLONETHREAD requirement for private default hash...

CVE-2026-64534

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: check INITFAILED before nvmetrequninit in digest error path In nvmettcptryrecvddgst, when a data digest mismatch is detected, nvmetrequninit is called unconditionally. However, if the command arrived via the...

CVE-2026-64534

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: check INITFAILED before nvmetrequninit in digest error path In nvmettcptryrecvddgst, when a data digest mismatch is detected, nvmetrequninit is called unconditionally. However, if the command arrived via the...

EUVD-2026-49112

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: check INITFAILED before nvmetrequninit in digest error path In nvmettcptryrecvddgst, when a data digest mismatch is detected, nvmetrequninit is called unconditionally. However, if the command arrived via the...

UBUNTU-CVE-2026-64239

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: delete tried region in regionsrmdirs DAMON sysfs maintains the DAMOS tried region directory objects via a linked list. When the user requests refresh of the directories, DAMON sysfs removes all the region...

PT-2026-64858

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: check INIT FAILED before nvmet req uninit in digest error path In nvmet tcp try recv ddgst, when a data digest mismatch is detected, nvmet req uninit is called unconditionally. However, if the command arrived via the...

Siemens SIMATIC S7-1500 CPU 1518 MFP Improper Update of Reference Count (CVE-2025-38732)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

Linux Distros Unpatched Vulnerability : CVE-2026-64534

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nvmet-tcp: check INITFAILED before nvmetrequninit in digest error path In nvmettcptryrecvddgst, when a data digest mismatch is detected, nvmetrequninit is calle...

SUSE CVE-2026-64466

In the Linux kernel, the following vulnerability has been resolved: rustbinder: clear freeze listener on node removal Generally userspace is supposed to explicitly clear freeze listeners before they drop the refcount on the node ref to zero, but there's nothing forcing that. Currently, in this...

SUSE CVE-2026-64467

In the Linux kernel, the following vulnerability has been resolved: rustbinder: use a u64 stride when cleaning up the offsets array Allocation's Drop walks the offsets array bindersizet = u64 entries, cleaning up the objects, but it used usize instead of u64 for both the stride and the per-entry...

CVE-2026-64467

In the Linux kernel, the following vulnerability has been resolved: rustbinder: use a u64 stride when cleaning up the offsets array Allocation's Drop walks the offsets array bindersizet = u64 entries, cleaning up the objects, but it used usize instead of u64 for both the stride and the per-entry...

CVE-2026-64321

In the Linux kernel, the following vulnerability has been resolved: nvme: target: rdma: fix ndev refcount leak on queue connect nvmetrdmaqueueconnect calls nvmetrdmafindgetdevice which acquires a reference on the returned ndev via krefget. On the path where the host queue backlog is exceeded and...

CVE-2026-64301

In the Linux kernel, the following vulnerability has been resolved: regulator: scmi: fix ofnode refcount leak in scmiregulatorprobe scmiregulatorprobe calls offindnodebyname which takes a reference on the returned device node. On the error path where processscmiregulatorofnode fails, the function...

UBUNTU-CVE-2026-64370

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Fix pid refcount leak in docpunanosleep error path In docpunanosleep, posixcputimercreate takes a pid reference via getpid and stores it in timer.it.cpu.pid. If the subsequent posixcputimerset call fails, the...

UBUNTU-CVE-2026-64466

In the Linux kernel, the following vulnerability has been resolved: rustbinder: clear freeze listener on node removal Generally userspace is supposed to explicitly clear freeze listeners before they drop the refcount on the node ref to zero, but there's nothing forcing that. Currently, in this...