PT-2026-34931

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw in the WireGuard component occurs because the wg netns pre exit function manually acquires rtnl lock within the .pre exit callback. This can lead to a hung task if another thread...

PT-2026-35009

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the batman-adv module, the function batadv bla add claim can replace claim-backbone gw and drop the last reference of the old gateway while readers are still following the pointer. Th...

EUVD-2026-25218

In the Linux kernel, the following vulnerability has been resolved: ipv4: nexthop: allocate skb dynamically in rtmgetnexthop When querying a nexthop object via RTMGETNEXTHOP, the kernel currently allocates a fixed-size skb using NLMSGGOODSIZE. While sufficient for single nexthops and small...

CVE-2026-31531

In the Linux kernel, the following vulnerability has been resolved: ipv4: nexthop: allocate skb dynamically in rtmgetnexthop When querying a nexthop object via RTMGETNEXTHOP, the kernel currently allocates a fixed-size skb using NLMSGGOODSIZE. While sufficient for single nexthops and small...

CVE-2026-31531

In the Linux kernel, the following vulnerability has been resolved: ipv4: nexthop: allocate skb dynamically in rtmgetnexthop When querying a nexthop object via RTMGETNEXTHOP, the kernel currently allocates a fixed-size skb using NLMSGGOODSIZE. While sufficient for single nexthops and small...

CVE-2026-31531 ipv4: nexthop: allocate skb dynamically in rtm_get_nexthop()

In the Linux kernel, the following vulnerability has been resolved: ipv4: nexthop: allocate skb dynamically in rtmgetnexthop When querying a nexthop object via RTMGETNEXTHOP, the kernel currently allocates a fixed-size skb using NLMSGGOODSIZE. While sufficient for single nexthops and small...

CVE-2026-31531 ipv4: nexthop: allocate skb dynamically in rtm_get_nexthop()

In the Linux kernel, the following vulnerability has been resolved: ipv4: nexthop: allocate skb dynamically in rtmgetnexthop When querying a nexthop object via RTMGETNEXTHOP, the kernel currently allocates a fixed-size skb using NLMSGGOODSIZE. While sufficient for single nexthops and small...

netfilter: ctnetlink: use netlink policy range checks

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SUSE CVE-2026-31495

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use netlink policy range checks Replace manual range and mask validations with netlink policy annotations in ctnetlink code paths, so that the netlink core rejects invalid values early and can generate extac...

EUVD-2026-24867

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use netlink policy range checks Replace manual range and mask validations with netlink policy annotations in ctnetlink code paths, so that the netlink core rejects invalid values early and can generate extac...

CVE-2026-31495

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use netlink policy range checks Replace manual range and mask validations with netlink policy annotations in ctnetlink code paths, so that the netlink core rejects invalid values early and can generate extac...

CVE-2026-31495 netfilter: ctnetlink: use netlink policy range checks

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use netlink policy range checks Replace manual range and mask validations with netlink policy annotations in ctnetlink code paths, so that the netlink core rejects invalid values early and can generate extac...

CVE-2026-31495 netfilter: ctnetlink: use netlink policy range checks

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use netlink policy range checks Replace manual range and mask validations with netlink policy annotations in ctnetlink code paths, so that the netlink core rejects invalid values early and can generate extac...

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...

Linux Distros Unpatched Vulnerability : CVE-2026-31495

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: ctnetlink: use netlink policy range checks Replace manual range and mask validations with netlink policy annotations in ctnetlink code paths, so that...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013794)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013794 advisory. In the Linux kernel, the following vulnerability has been resolved: netlink: fix potential deadlock in netlinkseterr syzbot reported a possible deadlock in...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of a netlink policy scope check in ctnetlink. This vulnerability may lead to undefined behavio...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013745)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013745 advisory. In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: Clear nfctarget before being used Fix a slab-out-of-bounds read that occurs in nlaput...

PT-2026-34400

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfilter ctnetlink component where manual range and mask validations are used instead of netlink policy annotations. This can lead to undefined behavior when the...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013524)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013524 advisory. In the Linux kernel, the following vulnerability has been resolved: nbd: call genlunregisterfamily first in nbdcleanup Otherwise there may be race between module...