Important: Red Hat Security Advisory: OpenShift Container Platform 4.22.11 bug fix and security update

Red Hat OpenShift Container Platform release 4.22.11 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.22. Red Hat Product Security has rated this update as having a...

RHEL 10 : kpatch-patch-6_12_0-211_16_1 (RHSA-2026:59143)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:59143 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This pat...

RHEL 9 : kpatch-patch-5_14_0-687_10_1 (RHSA-2026:59149)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:59149 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

Important: Red Hat Security Advisory: kpatch-patch-5_14_0-687_10_1 security update

An update for kpatch-patch-5140-687101 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...

Important: Red Hat Security Advisory: kpatch-patch-5_14_0-427_100_1, kpatch-patch-5_14_0-427_113_1, kpatch-patch-5_14_0-427_126_1, kpatch-patch-5_14_0-427_68_2, and kpatch-patch-5_14_0-427_84_1 security update

An update for multiple packages is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. 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...

Important: Red Hat Security Advisory: kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, kpatch-patch-5_14_0-284_158_1, and kpatch-patch-5_14_0-284_172_1 security update

An update for multiple packages is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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...

Important: Red Hat Security Advisory: kpatch-patch-6_12_0-211_16_1 security update

An update for kpatch-patch-6120-211161 is now available for Red Hat Enterprise Linux 10. 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...

RHEL 9 : kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, kpatch-patch-5_14_0-284_158_1, and kpatch-patch-5_14_0-284_172_1 (RHSA-2026:59147)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:59147 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

CVE-2026-74701 net/openvswitch: check Ethernet header length in key_extract()

In the Linux kernel, the following vulnerability has been resolved: net/openvswitch: check Ethernet header length in keyextract When a packet arrives on an ARPHRDNONE device e.g. TUN, ovsflowkeyextract trusts the user-provided skb-protocol field: if it is ETHPTEB, the packet is classified as...

EUVD-2026-64388

In the Linux kernel, the following vulnerability has been resolved: net/openvswitch: check Ethernet header length in keyextract When a packet arrives on an ARPHRDNONE device e.g. TUN, ovsflowkeyextract trusts the user-provided skb-protocol field: if it is ETHPTEB, the packet is classified as...

CVE-2026-74701

This vulnerability affects the Open vSwitch (OVS) component of the Linux kernel in key_extract() within net/openvswitch/flow.c. When a packet with the ETH_P_TEB protocol arrives on an ARPHRD_NONE device (e.g., TUN), the function unconditionally pulls Ethernet header bytes (MAC addresses and ether...

CVE-2026-74664: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reallocate update replies for mismatched IDs ovsflowcmdnew preallocates the optional reply skb before it takes ovsmutex and before it knows which existing flow will be updated. That is normally fine because the...

CVE-2026-74701: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/openvswitch: check Ethernet header length in keyextract When a packet arrives on an ARPHRDNONE device e.g. TUN, ovsflowkeyextract trusts the user-provided skb-protocol field: if it is ETHPTEB, the packet is classified as...

PT-2026-79669

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reallocate update replies for mismatched IDs ovs flow cmd new preallocates the optional reply skb before it takes ovs mutex and before it knows which existing flow will be updated. That is normally fine because...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102046)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102046 advisory. In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix middle attribute validation in pushnsh action The pushnsh action structure...

K000162959: Linux kernel vulnerability CVE-2026-64531

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reject oversized nested action attrs Open vSwitch stores generated flow actions as nlattrs, whose nlalen field is u16. Commit a1e64addf3ff "net: openvswitch: remove misbehaving...

SUSE-SU-2026:23188-1 Security update for openvswitch

This update for openvswitch fixes the following issues: - CVE-2026-5265: heap over-read in ICMP error response generation bsc1262498. - CVE-2026-5367: heap over-read in OVN DHCPv6 client ID processing bsc1262499...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100169)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100169 advisory. In the Linux kernel, the following vulnerability has been resolved: openvswitch: validate MPLS set/setmasked payload length validateset accepted OVSKEYATTRMPLS as...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100718)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100718 advisory. In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix possible kfreeskb of ERRPTR After the patch in the Fixes tag, the allocatio...

SUSE CVE-2026-74464

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...