Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006812)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006812 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Fix potential data-race in nftexprtypeget nftunregisterexpr can concurrent...

ALSA-2026:6570 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel net/mlx5: Use-after-free in ECVF vports unload leads to denial of service CVE-2025-38109 kernel: Kernel: Privilege escalation or denial of service in nftables via inverted...

CVE-2023-54200 netfilter: nf_tables: always release netdev hooks from notifier

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: always release netdev hooks from notifier This reverts "netfilter: nftables: skip netdev events generated on netns removal". The problem is that when a veth device is released, the veth release callback will...

SUSE CVE-2023-53566

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetrbtree: fix null deref on element insertion There is no guarantee that rbprev will not return NULL in nftrbtreegcelem: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 1 PREEM...

SUSE CVE-2022-49919

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: release flow rule object from commit path No need to postpone this to the commit release path, since no packets are walking over this object, this is accessed from control plane only. This helped uncovered UA...

DEBIAN-CVE-2021-47452

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: skip netdev events generated on netns removal syzbot reported following harmless WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nftnetdevunregisterhooks net/netfilter/nftablesapi.c:230 inline...

kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root

A use-after-free vulnerability was found in the Linux kernel's Netfilter subsystem in net/netfilter/nftablesapi.c. This flaw allows a local attacker with user access to cause a privilege escalation issue...

kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root

A use-after-free vulnerability was found in the Linux kernel's Netfilter subsystem in net/netfilter/nftablesapi.c. This flaw allows a local attacker with user access to cause a privilege escalation issue...