SUSE CVE-2026-80845

In the Linux kernel, the following vulnerability has been resolved: xfrm: avoid lock inversion in nat keepalive work natkeepalivework walks the state table while xfrmstatewalk holds net-xfrm.xfrmstatelock. Its callback then acquires x-lock, which conflicts with the delete path taking the same loc...

CVE-2026-80845

In the Linux kernel, the following vulnerability has been resolved: xfrm: avoid lock inversion in nat keepalive work natkeepalivework walks the state table while xfrmstatewalk holds net-xfrm.xfrmstatelock. Its callback then acquires x-lock, which conflicts with the delete path taking the same loc...

CVE-2026-80845

CVE-2026-80845 affects the Linux kernel xfrm subsystem, specifically the NAT keepalive worker. The root cause is an AB-BA lock inversion : nat_keepalive_work() acquires x->lock while holding xfrm_state_lock, whereas the SA deletion path (xfrm_state_delete() / __xfrm_state_delete()) takes the s...

CVE-2026-80845 xfrm: avoid lock inversion in nat keepalive work

In the Linux kernel, the following vulnerability has been resolved: xfrm: avoid lock inversion in nat keepalive work natkeepalivework walks the state table while xfrmstatewalk holds net-xfrm.xfrmstatelock. Its callback then acquires x-lock, which conflicts with the delete path taking the same loc...

EUVD-2026-71295

In the Linux kernel, the following vulnerability has been resolved: xfrm: avoid lock inversion in nat keepalive work natkeepalivework walks the state table while xfrmstatewalk holds net-xfrm.xfrmstatelock. Its callback then acquires x-lock, which conflicts with the delete path taking the same loc...

CVE-2026-80845 xfrm: avoid lock inversion in nat keepalive work

In the Linux kernel, the following vulnerability has been resolved: xfrm: avoid lock inversion in nat keepalive work natkeepalivework walks the state table while xfrmstatewalk holds net-xfrm.xfrmstatelock. Its callback then acquires x-lock, which conflicts with the delete path taking the same loc...

CVE-2026-80845

In the Linux kernel, the following vulnerability has been resolved: xfrm: avoid lock inversion in nat keepalive work natkeepalivework walks the state table while xfrmstatewalk holds net-xfrm.xfrmstatelock. Its callback then acquires x-lock, which conflicts with the delete path taking the same loc...

PT-2026-85723

In the Linux kernel, the following vulnerability has been resolved: xfrm: avoid lock inversion in nat keepalive work nat keepalive work walks the state table while xfrm state walk holds net-xfrm.xfrm state lock. Its callback then acquires x-lock, which conflicts with the delete path taking the sa...

Linux Distros Unpatched Vulnerability : CVE-2026-80845

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: avoid lock inversion in nat keepalive work natkeepalivework walks the state table while xfrmstatewalk holds net-xfrm.xfrmstatelock. Its callback then...

Vulnerabilities of functions ipt_nat_register_lookups(), ipt_nat_unregister_lookups() in the module net/ipv4/netfilter/iptable_nat.c, functions ip6t_nat_register_lookups(), ip6t_nat_unregister_lookups() in the module net/ipv6/netfilter/ip6table_nat.c, functions nf_nat_register_fn(), nf_nat_unregister_fn() in the module net/netfilter/nf_nat_core.c of the Linux operating system, which allow attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerabilities of the functions iptnatregisterlookups and iptnatunregisterlookups in the module net/ipv4/netfilter/iptablenat.c, as well as the functions ip6tnatregisterlookups and ip6tnatunregisterlookups in the module net/ipv6/netfilter/ip6tablenat.c, along with the functions nfnatregister...

pilotprotocol v1.13.10-rc.1

Pilot Protocol The network stack for AI agents. Addresses. Ports. Tunnels. Encryption. Trust. Docs · Wire Spec · Whitepaper · IETF Draft · Agent Skills · Polo Live Dashboard The internet was built for humans. AI agents have no address, no identity, no way to be reached. Pilot Protocol is an overl...

K000163171: Linux kernel netfilter vulnerability CVE-2026-53000

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: netfilter: nat: use kfreercu to release ops Florian Westphal says: "Historically this is not an issue, even for normal base hooks: the data path doesn't use the original nfhookops that are used to...

frp v0.71.0

frp README | 中文文档 Sponsors frp is an open source project with its ongoing development made possible entirely by the support of our awesome sponsors. If you'd like to join them, please consider sponsoring frp's development. Gold Sponsors The complete IDE crafted for professional Go developers The...

CVE-2026-82476: Server-Side Request Forgery (SSRF)

Memos through 0.30.0 omits the 100.64.0.0/10 carrier-grade NAT address range from SSRF protection in its link-metadata fetcher, allowing unauthenticated attackers to bypass IP validation. Attackers can make the server request internal hosts in that range including cloud metadata services and read...

CVE-2026-55245 Bifrost: SSRF deny-list incomplete: isPublicIP permits CGNAT, IPv6 6to4/NAT64, and site-local in FetchAndEncodeURL

Bifrost is an enterprise AI gateway for routing requests to model providers. Prior to 1.5.17, the isPublicIP function in core/providers/utils/fetch.go, reached through FetchAndEncodeURL for Bedrock and Vertex image or document URLs, classifies Carrier-Grade NAT 100.64.0.0/10, IPv6 6to4 2002::/16,...

PT-2026-82964

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the netfilter module, the xt nat SNAT and DNAT target handlers assume that IP-family conntrack state is present. When instantiated from an unsupported family through nft compat, such ...

kernel: netfilter: conntrack: tcp: do not force CLOSE on invalid-seq RST without direction check

A flaw was found in the Linux kernel's netfilter conntrack TCP state machine. A remote attacker can exploit this vulnerability by sending a specially crafted sequence of TCP Transmission Control Protocol packets, specifically a SYN synchronize packet followed by an RST reset packet with an invali...

kernel: netfilter: conntrack: tcp: do not force CLOSE on invalid-seq RST without direction check

A flaw was found in the Linux kernel's netfilter conntrack TCP state machine. A remote attacker can exploit this vulnerability by sending a specially crafted sequence of TCP Transmission Control Protocol packets, specifically a SYN synchronize packet followed by an RST reset packet with an invali...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098737)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098737 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: add seqadj extension for natted connections Sequence adjustment may be required...

PT-2026-82127

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ipvs module where the system fails to revalidate embedded headers after reading them from the skb frags. A local process can modify the ihl field, which, following...