CVE-2026-43497

In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: add vmops to dlfbopsmmap to prevent use-after-free dlfbopsmmap uses remappfnrange to map vmalloc framebuffer pages to userspace but sets no vmops on the VMA. This means the kernel cannot track active mmaps. When...

CVE-2026-43497 fbdev: udlfb: add vm_ops to dlfb_ops_mmap to prevent use-after-free

In the Linux kernel, the following vulnerability has been resolved: fbdev: udlfb: add vmops to dlfbopsmmap to prevent use-after-free dlfbopsmmap uses remappfnrange to map vmalloc framebuffer pages to userspace but sets no vmops on the VMA. This means the kernel cannot track active mmaps. When...

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 the fbdev: udlfb module. In this module, the dlfbopsmmap function does not set vmops, causing the...

UBUNTU-CVE-2026-43434

In the Linux kernel, the following vulnerability has been resolved: rustbinder: check ownership before using vma When installing missing pages or zapping them, Rust Binder will look up the vma in the mm by address, and then call vminsertpage or zappagerangesingle. However, if the vma is closed an...

CVE-2026-43434

CVE-2026-43434 (Linux kernel, rust_binder) : A vulnerability in the rust_binder component can occur during page installation or zap_page_range operations. If a VMA at a given address is closed and replaced, rust_binder may look up and use the wrong VMA, potentially allowing writes to normally rea...

CVE-2025-38563 perf/core: Prevent VMA split of buffer mappings

In the Linux kernel, the following vulnerability has been resolved: perf/core: Prevent VMA split of buffer mappings The perf mmap code is careful about mmap'ing the user page with the ringbuffer and additionally the auxiliary buffer, when the event supports it. Once the first mapping is...

Apple Mac OS X Virtual Memory Operations Denial of Service Vulnerability

Apple Mac OS X is an operating system developed by Apple Inc. Apple Mac OS X suffers from a virtual memory operations denial of service vulnerability that allows local attackers to exploit the vulnerability to crash the system due to a failure of the Mac OS X kernel to properly handle machvmread...