CVE-2026-68294

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: restrict socket creation to the initial network namespace QRTR keeps its entire port and node state in module-global variables that are not partitioned per network namespace: qrtrlocalnid is a single global node id...

CVE-2026-68294 net: qrtr: restrict socket creation to the initial network namespace

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: restrict socket creation to the initial network namespace QRTR keeps its entire port and node state in module-global variables that are not partitioned per network namespace: qrtrlocalnid is a single global node id...

CVE-2026-63914

A flaw was found in the Linux kernel's xfrm and afkey modules. The xfrmsendmigrate and pfkeysendmigrate functions incorrectly hardcode the initnet initial network namespace for migration notifications. This misconfiguration leads to two main issues: migration notifications are delivered to the...

net/rds: Restrict use of RDS/IB to the initial network namespace

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CVE-2026-53077

The vulnerability CVE-2026-53077 affects the Linux kernel RDS/IB code: it restricted usage to the initial network namespace, with the non-initial namespaces not supported and the existing code likely malfunctioning. Multiple advisories note the issue has been resolved/patched (e.g., Debian/Ubuntu...

DEBIAN-CVE-2025-21648

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: clamp maximum hashtable size to INTMAX Use INTMAX as maximum size for the conntrack hashtable. Otherwise, it is possible to hit WARNONONCE in kvmallocnodenoprof when resizing hashtable because GFPNOWARN is...