CVE-2021-26342

In SEV guest VMs, the CPU may fail to flush the Translation Lookaside Buffer TLB following a particular sequence of operations that includes creation of a new virtual machine control block VMCB. The failure to flush the TLB may cause the microcode to use stale TLB translations which may allow for...

Microsoft security experts outline next steps after compromise recovery

Who is CRSP? The Microsoft Compromise Recovery Security Practice CRSP is a worldwide team of cybersecurity experts operating in most countries, across both public and private organizations, with deep expertise to secure an environment post-security breach and to help you prevent a breach in the...

kernel: iommu/amd: Fix I/O page table memory leak

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix I/O page table memory leak The current logic updates the I/O page table mode for the domain before calling the logic to free memory used for the page table. This results in IOMMU page table memory leak, and can be...

kernel: ppc: kvm: allows a malicious KVM guest to crash the host

A denial of service problem was found in the Linux kernel's Kernel-based Virtual Machine KVM specific to PowerPC. In this flaw, a user with local access can confuse the host offline code, causing the guest to crash...

kernel: KVM: SVM: out-of-bounds read/write in sev_es_string_io

A flaw was found in the KVM's AMD code for supporting the Secure Encrypted Virtualization-Encrypted State SEV-ES. A KVM guest using SEV-ES can trigger out-of-bounds reads and writes in the host kernel via a malicious VMGEXIT for a string I/O instruction for example, outs or ins using the exit...

kernel: KVM: SVM: out-of-bounds read/write in sev_es_string_io

A flaw was found in the KVM's AMD code for supporting the Secure Encrypted Virtualization-Encrypted State SEV-ES. A KVM guest using SEV-ES can trigger out-of-bounds reads and writes in the host kernel via a malicious VMGEXIT for a string I/O instruction for example, outs or ins using the exit...

hw: cpu: intel: Branch History Injection (BHI)

A flaw was found in hw. The Branch History Injection BHI describes a specific form of intra-mode BTI. This flaw allows an unprivileged attacker to manipulate the branch history before transitioning to supervisor or VMX root mode. This issue is an effort to cause an indirect branch predictor to...

“Chemical attack” email warnings deliver Jester Stealer malware

Jester Stealer, a malicious file capable of large amounts of data theft, is on the prowl again. The Ukrainian Computer Emergency Response Team CERT-UA has warned of a large distribution campaign abusing a "chemical attack" theme. Receiving an email like this in the invasion-affected regions of...

KOYO Electronics Screen Creator Advance2 vulnerable to authentication bypass

Overview Screen Creator Advance2 provided by KOYO ELECTRONICS INDUSTRIES CO., LTD. is a screen development tool for KOYO ELECTRONICS's HMI. Screen Creator Advance2 contains an authentication bypass vulnerability CWE-807 due to the improper check for the Remote control setting's account names. KOY...

Ransom.Cryakl Code Execution

Discovery / credits: Malvuln John Page aka hyp3rlinx c 2022 Original source: https://malvuln.com/advisory/2aea3b217e6a3d08ef684594192cafc8.txt Contact: [email protected] Media: twitter.com/malvuln Threat: Ransom.Cryakl Vulnerability: Code Execution Description: Cryakl looks for and loads a DLL...

[SECURITY] Fedora 36 Update: openscad-2021.01-8.fc36

OpenSCAD is a software for creating solid 3D CAD objects. Unlike most free software for creating 3D models such as the famous application Blender it does not focus on the artistic aspects of 3D modeling but instead on the CAD aspects. Thus it might be the application you are looking for when you...

CVE-2022-20777

Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an attacker to escape from the guest virtual machine VM to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these...

CVE-2022-20780

Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an attacker to escape from the guest virtual machine VM to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these...

CVE-2022-20780

Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an attacker to escape from the guest virtual machine VM to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these...

CVE-2022-20779

Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an attacker to escape from the guest virtual machine VM to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these...

CVE-2022-20780

Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an attacker to escape from the guest virtual machine VM to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these...

CVE-2022-20777

Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an attacker to escape from the guest virtual machine VM to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these...

CVE-2022-20779

Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an attacker to escape from the guest virtual machine VM to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these...

Information disclosure

Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an attacker to escape from the guest virtual machine VM to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these...

Information disclosure

Multiple vulnerabilities in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an attacker to escape from the guest virtual machine VM to the host machine, inject commands that execute at the root level, or leak system data from the host to the VM. For more information about these...