ALSA-2026:25217 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: scsi: target: iscsi: Fix use-after-free in iscsitdecconnusagecount CVE-2026-23216 kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service CVE-2026-31419 kernel:...

CVE-2026-36499

A flaw was found in Open vSwitch. A missing upper-bound check in udpifsetthreads allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads, causing resource exhaustion and denial of service. Reported against Open vSwitch v3.6.90; affects...

SUSE CVE-2026-36499

A missing upper-bound check in the udpifsetthreads function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service DoS via resource exhaustion...

Linux Distros Unpatched Vulnerability : CVE-2026-36499

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A missing upper-bound check in the udpifsetthreads function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of...

CVE-2026-36499

A missing upper-bound check in the udpifsetthreads function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service DoS via resource exhaustion...

DEBIAN-CVE-2026-36499

A missing upper-bound check in the udpifsetthreads function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service DoS via resource exhaustion...

Open vSwitch 安全漏洞

Open vSwitch is a virtual switch developed as part of the Collaborative Project open-source project. Version 3.6.90 of Open vSwitch contains a security vulnerability. This vulnerability stems from the lack of an upper limit check in the udpifsetthreads function, which may allow attackers with wri...

CVE-2026-36499

A missing upper-bound check in the udpifsetthreads function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service DoS via resource exhaustion...

CVE-2026-36499

A missing upper-bound check in the udpifsetthreads function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service DoS via resource exhaustion...

CVE-2026-36499

A missing upper-bound check in the udpifsetthreads function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service DoS via resource exhaustion...

CVE-2026-36499

Open vSwitch v3.6.90 contains a missing upper-bound check in udpif_set_threads(); with OVSDB write access, an attacker can request excessive handler/revalidation threads, causing DoS via resource exhaustion. Documented across NVD entries and vuln lists; exploitation status is not detailed in the ...

EUVD-2026-34317

A missing upper-bound check in the udpifsetthreads function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service DoS via resource exhaustion...

PT-2026-46314

Name of the Vulnerable Software and Affected Versions Open vSwitch version 3.6.90 Description A missing upper-bound check in the udpif set threads function allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can lead to a denial of...

CVE-2026-36499

A missing upper-bound check in the udpifsetthreads function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service DoS via resource exhaustion...

Linux Distros Unpatched Vulnerability : CVE-2026-46165

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - openvswitch: vport: fix self-deadlock on release of tunnel ports vports are used concurrently and protected by RCU, so netdevput must happen after the RCU grace...

CVE-2026-46165

In the Linux kernel, the following vulnerability has been resolved: openvswitch: vport: fix self-deadlock on release of tunnel ports vports are used concurrently and protected by RCU, so netdevput must happen after the RCU grace period. So, either in an RCU call or after the synchronizenet. The...

openvswitch: cap upcall PID array size and pre-size vport replies

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CVE-2026-45840

A flaw was found in the Linux kernel's Open vSwitch component. A local attacker, with administrative network capabilities, could exploit this by providing an overly large Process ID PID array. This action triggers a buffer overflow within the network link netlink reply mechanism, leading to a...

UBUNTU-CVE-2026-45840

In the Linux kernel, the following vulnerability has been resolved: openvswitch: cap upcall PID array size and pre-size vport replies The vport netlink reply helpers allocate a fixed-size skb with nlmsgnewNLMSGDEFAULTSIZE, ... but serialize the full upcall PID array via ovsvportgetupcallportids...

CVE-2026-45840 openvswitch: cap upcall PID array size and pre-size vport replies

In the Linux kernel, the following vulnerability has been resolved: openvswitch: cap upcall PID array size and pre-size vport replies The vport netlink reply helpers allocate a fixed-size skb with nlmsgnewNLMSGDEFAULTSIZE, ... but serialize the full upcall PID array via ovsvportgetupcallportids...