CVE-2026-46120

A flaw was found in the Linux kernel's ip6gre module. An unprivileged user could exploit this vulnerability by migrating a network device, causing the ip6erspanchangelink function to incorrectly handle network namespace references. This error leads to a use-after-free condition when the original...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from improper handling of skb references when network namespace destruction occurs. This issue may lea...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005426)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005426 advisory. In the Linux kernel, the following vulnerability has been resolved: net: tipc: fix refcount warning in tipcaeadencrypt syzbot reported a refcount warning 1 caused by...

CVE-2025-40215

In the Linux kernel, the following vulnerability has been resolved: xfrm: delete x-tunnel as we delete x The ipcomp fallback tunnels currently get deleted from the various lists and hashtables as the last user state that needed that fallback is destroyed not deleted. If a reference to that user...

SUSE CVE-2025-38273

In the Linux kernel, the following vulnerability has been resolved: net: tipc: fix refcount warning in tipcaeadencrypt syzbot reported a refcount warning 1 caused by calling getnet on a network namespace that is being destroyed refcount=0. This happens when a TIPC discovery timer fires during...

DEBIAN-CVE-2025-38273

In the Linux kernel, the following vulnerability has been resolved: net: tipc: fix refcount warning in tipcaeadencrypt syzbot reported a refcount warning 1 caused by calling getnet on a network namespace that is being destroyed refcount=0. This happens when a TIPC discovery timer fires during...

kernel: tipc: fix use-after-free Read in tipc_named_reinit

A vulnerability was found in the Linux kernel's Transparent Inter-Process Communication TIPC subsystem, allowing a use-after-free condition during the cleanup process. This issue arises when the kernel's work queue mechanism does not properly synchronize the destruction of TIPC namespaces with th...

kernel: tipc: fix use-after-free Read in tipc_named_reinit

A vulnerability was found in the Linux kernel's Transparent Inter-Process Communication TIPC subsystem, allowing a use-after-free condition during the cleanup process. This issue arises when the kernel's work queue mechanism does not properly synchronize the destruction of TIPC namespaces with th...

PT-2025-28993

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains an issue where a refcount warning occurs in the tipc aead encrypt function. This is triggered when calling get net on a network namespace during its...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the fact that if an IPoIB device is moved to a non-initial netns, destroying the netns causes the device to...

DEBIAN-CVE-2024-35910

In the Linux kernel, the following vulnerability has been resolved: tcp: properly terminate timers for kernel sockets We had various syzbot reports about tcp timers firing after the corresponding netns has been dismantled. Fortunately Josef Bacik could trigger the issue more often, and could test...

DEBIAN-CVE-2021-46936

In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in twtimerhandler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0...