kernel: rhashtable: clear stale iter->p on table restart

A flaw was found in the Linux kernel. This vulnerability, known as a use-after-free, occurs in the rhashtable component when the system improperly handles hash table restarts. An attacker could potentially exploit this by causing the system to access memory that has already been released, which m...

AlmaLinux 8 : kernel (ALSA-2026:66000)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:66000 advisory. kernel: crypto: pcrypt - Fix handling of MAYBACKLOG requests CVE-2026-43493 kernel: netfilter: conntrack: remove sprintf usage CVE-2026-53002 kernel:...

kernel: rhashtable: clear stale iter->p on table restart

A flaw was found in the Linux kernel. This vulnerability, known as a use-after-free, occurs in the rhashtable component when the system improperly handles hash table restarts. An attacker could potentially exploit this by causing the system to access memory that has already been released, which m...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

kernel-rt security update

An update is available for kernel-rt. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel-rt packages provide the Real Time Linux Kernel, which enables...

RockyLinux 8 : kernel-rt (RLSA-2026:64770)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:64770 advisory. kernel: crypto: pcrypt - Fix handling of MAYBACKLOG requests CVE-2026-43493 kernel: netfilter: conntrack: remove sprintf usage CVE-2026-53002 kernel:...

Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: crypto: pcrypt - Fix handling of MAYBACKLOG requests CVE-2026-43493 kernel: netfilter: conntrack: remove sprintf usage CVE-2026-53002 kernel: netfilter: synproxy: refresh tcphdr after...

kernel: rhashtable: clear stale iter->p on table restart

A flaw was found in the Linux kernel. This vulnerability, known as a use-after-free, occurs in the rhashtable component when the system improperly handles hash table restarts. An attacker could potentially exploit this by causing the system to access memory that has already been released, which m...

kernel: rhashtable: clear stale iter->p on table restart

A flaw was found in the Linux kernel. This vulnerability, known as a use-after-free, occurs in the rhashtable component when the system improperly handles hash table restarts. An attacker could potentially exploit this by causing the system to access memory that has already been released, which m...

Important: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Important: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: crypto: pcrypt - Fix handling of MAYBACKLOG requests CVE-2026-43493 kernel: netfilter: conntrack: remove sprintf usage...

ALSA-2026:64770 Important: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: crypto: pcrypt - Fix handling of MAYBACKLOG requests CVE-2026-43493 kernel: netfilter: conntrack: remove sprintf usage...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: rhashtable: It is necessary to clear the stale iter-p value upon table restart. The rhashtablewalkstartcheck function has two restart paths when resuming a walk. When iter-walker.tbl is valid, it revalidates iter-p against the...

SUSE CVE-2026-74746

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: publish GC-visible tuple last nfflowtableiterate only treats original-direction tuple nodes as owning entries. Publishing the original node first lets GC observe and free a flow while flowoffloadadd is still...

EUVD-2026-66576

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: publish GC-visible tuple last nfflowtableiterate only treats original-direction tuple nodes as owning entries. Publishing the original node first lets GC observe and free a flow while flowoffloadadd is still...

UBUNTU-CVE-2026-74746

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: publish GC-visible tuple last nfflowtableiterate only treats original-direction tuple nodes as owning entries. Publishing the original node first lets GC observe and free a flow while flowoffloadadd is still...

CVE-2026-74746

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: publish GC-visible tuple last nfflowtableiterate only treats original-direction tuple nodes as owning entries. Publishing the original node first lets GC observe and free a flow while flowoffloadadd is still...

CVE-2026-74746

CVE-2026-74746 is a slab-use-after-free vulnerability in the Linux kernel netfilter flowtable subsystem. The root cause lies in nf_flow_table_iterate(), which treats only original-direction tuple nodes as owning entries. When the original node is published first, the garbage collector can observe...

CVE-2026-74746 netfilter: flowtable: publish GC-visible tuple last

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: publish GC-visible tuple last nfflowtableiterate only treats original-direction tuple nodes as owning entries. Publishing the original node first lets GC observe and free a flow while flowoffloadadd is still...

CVE-2026-74746 netfilter: flowtable: publish GC-visible tuple last

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: publish GC-visible tuple last nfflowtableiterate only treats original-direction tuple nodes as owning entries. Publishing the original node first lets GC observe and free a flow while flowoffloadadd is still...