CVE-2026-31516 xfrm: prevent policy_hthresh.work from racing with netns teardown

In the Linux kernel, the following vulnerability has been resolved: xfrm: prevent policyhthresh.work from racing with netns teardown A XFRMMSGNEWSPDINFO request can queue the per-net work item policyhthresh.work onto the system workqueue. The queued callback, xfrmhashrebuild, retrieves the...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the competition between the policyhthreshwork and the network namespace detachment processes. This...