EUVD-2026-5899

In the Linux kernel, the following vulnerability has been resolved: tracing: Add recursion protection in kernel stack trace recording A bug was reported about an infinite recursion caused by tracing the rcu events with the kernel stack trace trigger enabled. The stack trace code called back into...

CVE-2026-23138

In CVE-2026-23138, the Linux kernel fixes an infinite recursion bug triggered when tracing the RCU events with the stack-trace trigger enabled. The patch expands ftrace recursion protection by adding a set of bits to protect events from recursion across contexts (normal, softirq, interrupt, and N...

Linux Distros Unpatched Vulnerability : CVE-2026-23138

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tracing: Add recursion protection in kernel stack trace recording A bug was reported about an infinite recursion caused by tracing the rcu events with the kerne...

kernel: net: use dst_dev_rcu() in sk_setup_caps()

In the Linux kernel, the following vulnerability has been resolved: net: use dstdevrcu in sksetupcaps Use RCU to protect accesses to dst-dev from sksetupcaps and skdstgsomaxsize. Also use dstdevrcu in ip6dstmtumaybeforward, and ipdstmtumaybeforward. ip4dsthoplimit can use dstdevnetrcu...

AlmaLinux 8 : kernel-rt (ALSA-2026:2378)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:2378 advisory. kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it CVE-2025-38403 kernel: net: use dstdevrcu in sksetupcaps CVE-2025-40170...

kernel: vrf: use RCU protection in l3mdev_l3_out()

A use-after-free vulnerability was found in the Linux kernel. l3mdevl3out can be called without RCU being held, causing damage to the availability of the system...

kernel: net: use dst_dev_rcu() in sk_setup_caps()

In the Linux kernel, the following vulnerability has been resolved: net: use dstdevrcu in sksetupcaps Use RCU to protect accesses to dst-dev from sksetupcaps and skdstgsomaxsize. Also use dstdevrcu in ip6dstmtumaybeforward, and ipdstmtumaybeforward. ip4dsthoplimit can use dstdevnetrcu...

kernel: ipv6: use RCU in ip6_xmit()

A use-after-free flaw was found in ip6autoflowlabel in the Linux kernel's net/ipv6/ip6output.c code. In this flaw an attacker can cause a denial of service DoS attack...

The vulnerability of the rcutasks_rude_wait_gp() function in the kernel/rcu/tasks.h module of the Linux operating system allows a attacker to trigger a service failure.

The vulnerability of the rcutasksrudewaitgp function in the kernel/rcu/tasks.h module of the Linux operating system is related to state management errors. Exploiting this vulnerability could allow an attacker to trigger a service failure...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: tcpmetrics: use dstdevnetrcu CVE-2025-40075 Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2 - Kernel-5.10 Extra. Visit this page to learn more about Amazon Linux 2 AL2 Extras and this...

PT-2026-46022

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the procfs component of the Linux kernel within the do task stat function. When reading the '/proc/pid/stat' endpoint, the system accesses the real parent variable witho...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005052)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005052 advisory. In the Linux kernel, the following vulnerability has been resolved: net: fix dstnegativeadvice race dstnegativeadvice does not enforce proper RCU rules when...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005174)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005174 advisory. In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdevl3out l3mdevl3out can be called without RCU being held: rawsendm...

SUSE CVE-2026-23001

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

UBUNTU-CVE-2026-23001

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

CVE-2026-23001

CVE-2026-23001 – Linux kernel macvlan UAF fix Multiple connected advisories reference this CVE as a fix in the macvlan subsystem. The vulnerability is described as a use-after-free (UAF) in macvlan_forward_source(), with the fix adding RC (read-copy-update) protection on (struct macvlan_source_en...

EUVD-2026-4615

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

CVE-2026-22986

In the Linux kernel, the following vulnerability has been resolved: gpiolib: fix race condition for gdev-srcu If two drivers were calling gpiochipadddatawithkey, one may be traversing the srcu-protected list in gpionametodesc, meanwhile other has just added its gdev in gpiodevaddtolistunlocked...

CVE-2026-22986

In the Linux kernel, the following vulnerability has been resolved: gpiolib: fix race condition for gdev-srcu If two drivers were calling gpiochipadddatawithkey, one may be traversing the srcu-protected list in gpionametodesc, meanwhile other has just added its gdev in gpiodevaddtolistunlocked...

CVE-2026-22986

In the Linux kernel, the following vulnerability has been resolved: gpiolib: fix race condition for gdev-srcu If two drivers were calling gpiochipadddatawithkey, one may be traversing the srcu-protected list in gpionametodesc, meanwhile other has just added its gdev in gpiodevaddtolistunlocked...