EUVD-2026-26626

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackhelper: pass helper to expect cleanup nfconntrackhelperunregister calls nfctexpectiteratedestroy to remove expectations belonging to the helper being unregistered. However, it passes NULL instead of the help...

EUVD-2026-26624

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ignore explicit helper on new expectations Use the existing master conntrack helper, anything else is not really supported and it just makes validation more complicated, so just ignore what helper userspace...

CVE-2026-43025

CVE-2026-43025 affects the Linux kernel netfilter component. A local attacker can trigger a slab-out-of-bounds read when creating new expectations by supplying a non-master conntrack helper, potentially enabling information disclosure from kernel memory. The issue is described across multiple sou...

CVE-2026-43025 netfilter: ctnetlink: ignore explicit helper on new expectations

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ignore explicit helper on new expectations Use the existing master conntrack helper, anything else is not really supported and it just makes validation more complicated, so just ignore what helper userspace...

CVE-2026-43025

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ignore explicit helper on new expectations Use the existing master conntrack helper, anything else is not really supported and it just makes validation more complicated, so just ignore what helper userspace...

CVE-2026-43025 netfilter: ctnetlink: ignore explicit helper on new expectations

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: ignore explicit helper on new expectations Use the existing master conntrack helper, anything else is not really supported and it just makes validation more complicated, so just ignore what helper userspace...

OESA-2026-2063 openvswitch security update

Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Security Fixes: "Description\n===========\n\nMultiple versions of Open vSwitch are vulnerable to crafted FTP payloads\ncausing invalid memory accesses, potential...

PT-2026-35017

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the netfilter nft ct component. The function nft ct timeout obj destroy frees the timeout object using kfree immediately after nf ct untimeout, without...

netfilter: nf_conntrack_expect: skip expectations in other netns via proc

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SUSE CVE-2026-31496

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

EUVD-2026-24868

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

CVE-2026-31496

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

CVE-2026-31496

Summary: CVE-2026-31496 affects the Linux kernel netfilter nf_conntrack_expect handling across network namespaces. The root cause is a failure to skip or isolate expectations that do not reside in the target netns, enabling a local user to access or view nf_conntrack_expect entries from other nam...

CVE-2026-31496 netfilter: nf_conntrack_expect: skip expectations in other netns via proc

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea "netfilter: conntrack: do not dump other netns's conntrack entries via proc"...

CVE-2026-31495

The CVE-2026-31495 entry concerns the Linux kernel’s netfilter ctnetlink path. The issue stems from missing netlink policy range checks, allowing invalid values to slip through due to manual range validation in CTA_PROTOINFO_TCP_STATE, WSCALE, and related flags. The documented impact notes that c...

SUSE-SU-2026:21250-1 Security update for openvswitch

This update for openvswitch fixes the following issue: - CVE-2026-34956: Invalid memory access in conntrack FTP alg bsc1261273...

SUSE SLES12 Security Update : openvswitch (SUSE-SU-2026:1482-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2026:1482-1 advisory. - CVE-2026-34956: invalid memory access via crafted FTP payloads in userspace conntrack flows specifying the FTP alg handler bsc1261273. Tenable has...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013138)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013138 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: Avoid nfcthelperhash uses after free If nfconntrackinitstart fails for...

Security update for openvswitch

This update for openvswitch fixes the following issues: CVE-2026-34956: invalid memory access via crafted FTP payloads in userspace conntrack flows specifying the FTP alg handler bsc1261273. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

SUSE SLES15 Security Update : openvswitch (SUSE-SU-2026:1439-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1439-1 advisory. This update for openvswitch fixes the following issue: Security updates: - CVE-2026-34956: Invalid memory access in conntrack FTP alg...