CVE-2025-21825

CVE-2025-21825 concerns the Linux kernel, specifically a race involving bpf_timer cancellation for PREEMPT_RT. The issue arises during updates to pre-allocated htab elements, where freeing old elements must be protected by the bucket lock to avoid reuse of freed memory under concurrent updates; a...

Linux kernel code issue vulnerability (CNVD-2024-39359)

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. An attacker could exploit this vulnerability to cause scheduling problems...

Linux kernel 代码问题漏洞

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. An attacker could exploit this vulnerability to cause scheduling problems...