kernel: Linux kernel (openvswitch): Denial of Service and limited data exposure via improper key length validation

A flaw was found in the Linux kernel's openvswitch virtual environment. A local attacker with low privileges could exploit improper data and key length validation in the set action. This could lead to a denial of service, making the system unresponsive, and potentially result in limited informati...

kernel: Linux kernel (openvswitch): Denial of Service and limited data exposure via improper key length validation

A flaw was found in the Linux kernel's openvswitch virtual environment. A local attacker with low privileges could exploit improper data and key length validation in the set action. This could lead to a denial of service, making the system unresponsive, and potentially result in limited informati...

RHEL 9 : kernel (RHSA-2026:1444)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1444 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ntbhwswitchtec: Fix...

RHEL 9 : kernel-rt (RHSA-2026:1443)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1443 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

RHEL 9 : kernel (RHSA-2026:1441)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1441 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: iommufd/iovabitm...

RHEL 9 : kernel (RHSA-2026:1494)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1494 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mac80211: fix potential double...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: openvswitch: Fixed the dead loop in MPLS parsing. Unexpected MPLS packets may not end with the bottom label stack. When there are multiple stacks, the label count value wraps around. This can lead to a dead loop, causing ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fixed nested key length validation in the set action It is not safe to access nlalenovskey if the data is smaller than the netlink header. First, check that the attribute is valid...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: openvswitch: The issue of unsafe attribute parsing in outputuserspace has been fixed. This patch replaces the manual Netlink attribute iteration in outputuserspace with nlaforeachnested, which ensures that only well-formed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: gso: The ownership in udpgsosegment was corrected. In udpgsosegment, the skb destructor is removed before the skb is segmented, but the reference to the socket remains intact. This issue arises if the original skb becomes...

kernel: Linux kernel (openvswitch): Denial of Service and limited data exposure via improper key length validation

A flaw was found in the Linux kernel's openvswitch virtual environment. A local attacker with low privileges could exploit improper data and key length validation in the set action. This could lead to a denial of service, making the system unresponsive, and potentially result in limited informati...

kernel: Linux kernel (openvswitch): Denial of Service and limited data exposure via improper key length validation

A flaw was found in the Linux kernel's openvswitch virtual environment. A local attacker with low privileges could exploit improper data and key length validation in the set action. This could lead to a denial of service, making the system unresponsive, and potentially result in limited informati...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

RHEL 9 : kernel (RHSA-2026:1194)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1194 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ntbhwswitchtec: Fix...

RHEL 10 : kernel (RHSA-2026:1236)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1236 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mm/compaction: fix UBSAN...

ROS-20260126-73-0062

A vulnerability in the openvswitch component of the Linux operating system kernel is related to insufficient input validation. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

SUSE SLES15: libopenvswitch-3_1-0 / libovn-23_03-0 / openvswitch / etc (SUSE-SU-2026:0280-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0280-1 advisory. Update to v3.1.7: - CVE-2023-3966: openvswitch, openvswitch3: Invalid memory access in Geneve with HW offload...

Security update for openvswitch

This update for openvswitch fixes the following issues: Update to v3.1.7: CVE-2023-3966: openvswitch, openvswitch3: Invalid memory access in Geneve with HW offload bsc1219465. CVE-2024-2182: openvswitch: ov: insufficient validation of incoming BFD packets may lead to denial of service bsc1255435...

SUSE-SU-2026:0280-1 Security update for openvswitch

This update for openvswitch fixes the following issues: Update to v3.1.7: - CVE-2023-3966: openvswitch, openvswitch3: Invalid memory access in Geneve with HW offload bsc1219465. - CVE-2024-2182: openvswitch: ov: insufficient validation of incoming BFD packets may lead to denial of service...

Azure Linux 3.0 Security Update: kernel (CVE-2025-21681)

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-2025-21681 advisory. - In the Linux kernel, the following vulnerability has been resolved: openvswitch: fix lockup on tx to...