EulerOS Virtualization 2.11.0 : kernel (EulerOS-SA-2024-1735)

"According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-its: Avoid potential UAF in LPI translation...

EulerOS Virtualization 2.11.0 : less (EulerOS-SA-2024-1727)

According to the versions of the less package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : closealtfile in filename.c in less before 606 omits shellquote calls for LESSCLOSE.CVE-2022-48624 Tenable has extracted the preceding...

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A vulnerability was found in AMD SEV-SNP, where a malicious hypervisor can potentially break confidentiality and integrity of SEV-SNP on Linux guests by injecting interrupts. An attacker can inject interrupt 0x80, which is used by Linux for legacy 32-bit system calls, and arbitrarily change the...

Advisory ROSA-SA-2024-2424

Software: libsolv 0.7.11 OS: ROSA Virtualization 2.1 packageevrstring: libsolv-0.7.11 CVE-ID: CVE-2021-44568 BDU-ID: 2023-05482 CVE-Crit: HIGH CVE-DESC.: A vulnerability in the resolvedependencies function of the libsolv library is related to writing beyond buffer boundaries in memory. Exploitati...

Advisory ROSA-SA-2024-2423

Software: libmpeg2 0.5.1 OS: ROSA Virtualization 2.1 packageevrstring: libmpeg2-0.5.1 CVE-ID: CVE-2022-37416 BDU-ID: None CVE-Crit: N/A CVE-DESC.: Ittiam libmpeg2 uses memcpy with overlapping memory blocks in impeg2mcfullxfullxfullx8x8. CVE-STATUS: Not Relevant CVE-REV:...

SUSE CVE-2021-47407

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Handle SRCU initialization failure during page track init Check the return of initsrcustruct, which can fail due to OOM, when initializing the page track mechanism. Lack of checking leads to a NULL pointer deref found b...

Ransomware Attacks Exploit VMware ESXi Vulnerabilities in Alarming Pattern

Ransomware attacks targeting VMware ESXi infrastructure follow an established pattern regardless of the file-encrypting malware deployed, new findings show. "Virtualization platforms are a core component of organizational IT infrastructure, yet they often suffer from inherent misconfigurations an...

SUSE CVE-2021-47389

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: fix missing sevdecommission in sevreceivestart DECOMMISSION the current SEV context if binding an ASID fails after RECEIVESTART. Per AMD's SEV API, RECEIVESTART generates a new guest context and thus needs to be paired...

SUSE CVE-2021-47390

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix stack-out-of-bounds memory access from ioapicwriteindirect KASAN reports the following issue: BUG: KASAN: stack-out-of-bounds in kvmmakevcpusrequestmask+0x174/0x440 kvm Read of size 8 at addr ffffc9001364f638 by tas...

Important: Red Hat Security Advisory: OpenShift Virtualization 4.13.9 Images security update

Red Hat OpenShift Virtualization release 4.13.9 is now available with updates to packages and images that fix several bugs and add enhancements. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which...

Important: Red Hat Security Advisory: OpenShift Virtualization 4.15.2 Images security update

Red Hat OpenShift Virtualization release 4.15.2 is now available with updates to packages and images that fix several bugs and add enhancements. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which...

SUSE CVE-2021-47228

In the Linux kernel, the following vulnerability has been resolved: x86/ioremap: Map EFI-reserved memory as encrypted for SEV Some drivers require memory that is marked as EFI boot services data. In order for this memory to not be re-used by the kernel after ExitBootServices, efimemreserve is use...

SUSE CVE-2021-47230

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Immediately reset the MMU context when the SMM flag is cleared Immediately reset the MMU context when the vCPU's SMM flag is cleared so that the SMM flag in the MMU role is always synchronized with the vCPU's flag. If R...

RHEL 8 : virt:rhel and virt-devel:rhel (RHSA-2024:2962)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:2962 advisory. Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contai...

Moderate: Red Hat Security Advisory: virt:rhel and virt-devel:rhel security update

An update for the virt:rhel and virt-devel:rhel modules is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

hw: amd: INVD instruction may lead to a loss of SEV-ES guest machine memory integrity problem

A flaw was found in some of AMD CPU's due to improper or unexpected behavior of the INVD. This issue may allow an attacker with a malicious hypervisor to affect cache line write-back behavior of the CPU, potentially leading to a loss of guest virtual machine VM memory integrity...

kernel: KVM: s390: fix setting of fpc register

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: fix setting of fpc register kvmarchvcpuioctlsetfpu allows to set the floating point control fpc register of a guest cpu. The new value is tested for validity by temporarily loading it into the fpc register. This may le...

hw: amd: Instruction raise #VC exception at exit

A vulnerability was found in AMD SEV-SNP, where a malicious hypervisor can potentially break confidentiality and integrity of SEV-SNP on Linux guests by injecting interrupts. An attacker can inject interrupt 0x80, which is used by Linux for legacy 32-bit system calls, and arbitrarily change the...

kernel: KVM: information leak in KVM_GET_DEBUGREGS ioctl on 32-bit systems

A flaw was found in KVM. When calling the KVMGETDEBUGREGS ioctl, on 32-bit systems, there might be some uninitialized portions of the kvmdebugregs structure that could be copied to userspace, causing an information leak...

Moderate: Red Hat Security Advisory: virt:rhel and virt-devel:rhel security and enhancement update

An update for the virt:rhel and virt-devel:rhel modules is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...