Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Ignore nCR34:0 when loading PDPTEs from memory Ignore nCR34:0 when loading PDPTEs from memory for nested SVMs. When PAE paging is used, the bits 4:0 of the CR3 register are ignored, and thus VMRUN does not enforce a...

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 stems from the KVM module failing to properly handle the high 5 bits of the CR3 register when loading the PDPTEs of a...

SUSE CVE-2022-48793

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: nSVM: fix potential NULL derefernce on nested migration Turns out that due to review feedback and/or rebases I accidentally moved the call to nestedsvmloadcr3 to be too early, before the NPT is enabled, which is very...

Libraw 安全漏洞

Libraw is a C library for processing RAW CRW/CR2,NEF,RAF,DNG,andothers format images from Libraw, which supports various operating systems. libraw has a security vulnerability that stems from a memory corruption in the crxFreeSubbandData function when processing cr3 files. No detailed vulnerabili...