CVE-2026-43391

A flaw was found in the Linux kernel's nsfs component. This vulnerability allows privileged services to potentially view the namespaces of other privileged services, leading to information disclosure. This could enable unauthorized access to sensitive data or configurations between isolated...

CVE-2026-43403

In the Linux kernel, the following vulnerability has been resolved: nsfs: tighten permission checks for ns iteration ioctls Even privileged services should not necessarily be able to see other privileged service's namespaces so they can't leak information to each other. Use mayseeallnamespaces...

ROS-20260114-7306

A vulnerability in the cleanupnet function of the include/net/netnamespace.c module of the Linux kernel is related to the reuse of previously freed memory. Exploitation of the vulnerability may allow an intruder to affect confidentiality, integrity and availability of protected information...

Linux kernel competitive conditions issue vulnerability (CNVD-2020-31753)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. A contention condition issue vulnerability exists in the fs/namespace.c file in the Linux kernel, which can be exploited by an attacker to cause a denial of service...