EUVD-2026-59657

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix skb leak on flow key update failure during ct ovsctexecute always steals or frees the skb on failure while ovsflowkeyupdate does not. So, if it fails and we return right away, the skb ends up leaked. Fix tha...

CVE-2026-74464

CVE-2026-74464 affects the Linux kernel net/openvswitch path where skb leaks can occur on flow key update failure during connection tracking. The issue stems from ovs_ct_execute() freeing the skb on failure while ovs_flow_key_update() does not; if update fails and returns early, the skb may be le...

UBUNTU-CVE-2026-72253

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntracksip: validate skbdst before accessing it tc ingress and openvswitch do not guarantee routing information to be available. These subsystems use the conntrack helper infrastructure, and the SIP helper relies o...

Linux Distros Unpatched Vulnerability : CVE-2026-74465

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: openvswitch: fix potential UAF on meter attach failure While attaching a newly created meter attachmeter function makes the new meter visible to other CPUs...

PT-2026-72441

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfilter SIP helper where the system fails to validate skb dst before accessing it. This occurs because tc ingress and openvswitch do not guarantee that routing...

PT-2026-72916

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the openvswitch module of the Linux kernel during connection tracking. The issue arises because ovs ct execute always steals or frees the socket buffer skb on...

PT-2026-72917

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free UAF issue exists in the Open vSwitch implementation of the Linux kernel. The attach meter function makes a newly created meter visible to other CPUs before completing al...

CVE-2026-74465: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix potential UAF on meter attach failure While attaching a newly created meter attachmeter function makes the new meter visible to other CPUs but can still fail afterwards. On failure, it detaches the meter bac...

CVE-2026-74464: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix skb leak on flow key update failure during ct ovsctexecute always steals or frees the skb on failure while ovsflowkeyupdate does not. So, if it fails and we return right away, the skb ends up leaked. Fix tha...

CVE-2026-72253: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntracksip: validate skbdst before accessing it tc ingress and openvswitch do not guarantee routing information to be available. These subsystems use the conntrack helper infrastructure, and the SIP helper relies o...

Linux Distros Unpatched Vulnerability : CVE-2026-74464

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: openvswitch: fix skb leak on flow key update failure during ct ovsctexecute always steals or frees the skb on failure while ovsflowkeyupdate does not. So, ...

SUSE CVE-2026-68123

In the Linux kernel, the following vulnerability has been resolved: openvswitch: fix GSO userspace truncation underflow OVSACTIONATTRTRUNC currently stores a delta from the original skb length in OVSCBskb-cutlen. When a later userspace action segments a GSO skb, queuegsopackets reuses that delta...

AlmaLinux 10 : kernel (ALSA-2026:53330)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:53330 advisory. kernel: fsnotify: Fix ordering of iput and watchedobjects decrement CVE-2024-53143 kernel: shmem: fix recovery on rename failures CVE-2025-71072 kernel:...

RLSA-2026:53330 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: fsnotify: Fix ordering of iput and watchedobjects decrement CVE-2024-53143 kernel: shmem: fix recovery on rename failures CVE-2025-71072 kernel: futex: Fix UaF between futexkeytonodeopt a...

kernel security, bug fix, and enhancement update

An update is available for kernel. This update affects Rocky Linux 9. 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 packages contain the Linux kernel, the core of any Linux operating...

RockyLinux 9 : kernel (RLSA-2026:53329)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:53329 advisory. kernel: cxl/port: Fix use after free of parentport in cxldetachep CVE-2026-31530 kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CP...

RockyLinux 10 : kernel (RLSA-2026:53330)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:53330 advisory. kernel: fsnotify: Fix ordering of iput and watchedobjects decrement CVE-2024-53143 kernel: shmem: fix recovery on rename failures CVE-2025-71072 kernel...

The vulnerabilities of the functions queue_gso_packets() and queue_userspace_packet() in the openvswitch kernel module of Linux allow a hacker to cause a service failure.

The vulnerability of the queuegsopackets and queueuserspacepacket functions in the openvswitch kernel module of Linux operating systems is related to a single-byte offset error. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

Oracle Linux 9 : kernel (ELSA-2026-53329)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-53329 advisory. - mm/slab: do not limit zeroing to origsize when only red zoning is enabled Rafael Aquini RHEL-223404 CVE-2026-64368 - net: openvswitch: reject...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9. 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...