CVE-2025-38407

CVE-2025-38407 (Linux kernel, RISC‑V) is addressed by replacing the dynamic percpu boot data area with a statically allocated array in the kernel image to fix boot on NUMA SMP configurations. The root cause was that, when percpu page allocation happens early with NUMA, percpu data could be placed...

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 originates in the riscv architecture cpuopssbi module that uses dynamically allocated memory to invalidate a physical...

CVE-2024-45700

Zabbix server is vulnerable to a DoS vulnerability due to uncontrolled resource exhaustion. An attacker can send specially crafted requests to the server, which will cause the server to allocate an excessive amount of memory and perform CPU-intensive decompression operations, ultimately leading t...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

PITA Side-Channel Crypto Key Attack

It’s unlikely that anyone envisioned the evolution of cryptographic key thievery to include leavened flatbread, but that’s where we’ve arrived. Researchers from Tel Aviv University in Israel are expected in September to present a paper at the Workshop on Cryptographic Hardware and Embedded System...