Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT The nfsklookupslowv4 function performs the conntrack lookup for IPv4 packets in order to restore the original 5-tuple in case of SNAT, so that the correct socket if any can be...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992627)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992627 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT nfsklookupslowv4 does the conntrack lookup for...

EUVD-2025-11372

Malicious code in bioql PyPI...

SUSE CVE-2025-22021

In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT nfsklookupslowv4 does the conntrack lookup for IPv4 packets to restore the original 5-tuple in case of SNAT, to be able to find the right socket if any. Then socketmatch can...

CVE-2025-22021

In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT nfsklookupslowv4 does the conntrack lookup for IPv4 packets to restore the original 5-tuple in case of SNAT, to be able to find the right socket if any. Then socketmatch can...

DEBIAN-CVE-2025-22021

In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT nfsklookupslowv4 does the conntrack lookup for IPv4 packets to restore the original 5-tuple in case of SNAT, to be able to find the right socket if any. Then socketmatch can...

CVE-2025-22021 netfilter: socket: Lookup orig tuple for IPv6 SNAT

In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT nfsklookupslowv4 does the conntrack lookup for IPv4 packets to restore the original 5-tuple in case of SNAT, to be able to find the right socket if any. Then socketmatch can...

CVE-2025-22021

Summary (CVE-2025-22021): In the Linux kernel, the IPv6 SNAT path for socket lookups was missing a conntrack-based orig-tuple restoration, causing xt_socket to fail matching on SNATed IPv6 packets. Kubernetes uses IPv6 SNAT for pod-to-world traffic; in such environments, Cilium with Envoy relies ...

CVE-2025-22021 netfilter: socket: Lookup orig tuple for IPv6 SNAT

In the Linux kernel, the following vulnerability has been resolved: netfilter: socket: Lookup orig tuple for IPv6 SNAT nfsklookupslowv4 does the conntrack lookup for IPv4 packets to restore the original 5-tuple in case of SNAT, to be able to find the right socket if any. Then socketmatch can...