CVE-2026-43097

CVE-2026-43097 affects the Linux kernel PCI Hyper-V driver. During error handling in hv_pci_probe, the domain_nr is freed twice: first via pci_bus_release_emul_domain_nr(), and again when the bridge release callback pci_release_host_bridge_dev() runs during cleanup, leading to ida_free on an unal...

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 a buffer overflow in the hypervisor driver of the xen system. This vulnerability could lead to...

Ubuntu Pro 24.04 LTS Realtime Kernel : Linux kernel (Real-time) vulnerabilities (USN-7767-1)

"The remote Ubuntu Pro 24.04 LTS Realtime Kernel host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7767-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This...

USN-7764-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - x86 architecture; - Compute Acceleration Framework; - Bus devices; - AM...

Linux kernel security vulnerabilities

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, which stems from a vulnerability in the Drivers:hv:vmbus module...

kernel: HID: hyperv: avoid struct memcpy overrun warning

A compiler warning issue was found in the Linux kernel's Hyper-V HID driver that could lead to potential memory safety issues. A local user can trigger this issue when the fortified memcpy implementation detects potential buffer overflows in the mousevsconreceive function, where the compiler cann...

Security update for libvirt (moderate)

openSUSE Security Update: Security update for libvirt Announcement ID: openSUSE-SU-2021:3619-1 Rating: moderate References: 1177902 1183247 1186398 1190420 1190493 1190693 1190695 1190917 Affected Products: openSUSE Leap 15.3 An update that contains security fixes can now be installed. Descriptio...

Apple Mac OSX Kernel - Hypervisor Driver Use-After-Free

/ Source: https://code.google.com/p/google-security-research/issues/detail?id=580 The hvspace lock group gets an extra ref dropped when you kill a process with an AppleHV userclient; one via IOService::terminateWorker calling the AppleHVClient::free method which calls lckrwfree on the lock group...

Apple Mac OSX Kernel - Hypervisor Driver Use-After-Free

Apple Mac OSX Kernel - Hypervisor Driver Use-After-Free / Source: https://code.google.com/p/google-security-research/issues/detail?id=580 The hvspace lock group gets an extra ref dropped when you kill a process with an AppleHV userclient; one via IOService::terminateWorker calling the...