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: 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...

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...

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-2026-005174)

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...

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...

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...

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-2026-23001

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...

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...

PT-2026-37554

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM x86 component where reading PDPTR registers in the get sregs2 function lacks proper SRCU read-side protection. Reading PDPTRs can trigger access to guest memor...

Azure Linux 3.0 Security Update: kernel (CVE-2024-56703)

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-2024-56703 advisory. - In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix soft lockups in fib6selectpath...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21791)

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-2025-21791 advisory. - In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdevl3out...