Kubevirt 安全漏洞

Kubevirt is an open source virtual machine manager from KubeVirt. A security vulnerability exists in Kubevirt 1.5.0 and earlier versions, which stems from overprivileged virt-handler service account privileges, which could result in forced migration of VM instances to an attacker-controlled node ...

KubeVirt Excessive Role Permissions Could Enable Unauthorized VMI Migrations Between Nodes

Summary The permissions granted to the virt-handler service account, such as the ability to update VMI and patch nodes, could be abused to force a VMI migration to an attacker-controlled node. Details Following the GitHub security advisory published on March 23 2023, a ValidatingAdmissionPolicy w...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990520)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990520 advisory. In the Linux kernel, the following vulnerability has been resolved: zsmalloc: fix races between asynchronous zspage free and page migration The asynchronous zspage...

PT-2025-45439

Name of the Vulnerable Software and Affected Versions KubeVirt versions prior to 1.5.0 Description KubeVirt, a virtual machine management add-on for Kubernetes, has an issue where permissions granted to the virt-handler service account could be misused. Specifically, the ability to update VMIs an...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989705)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989705 advisory. In the Linux kernel, the following vulnerability has been resolved: zsmalloc: fix races between asynchronous zspage free and page migration The asynchronous zspage...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989837)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989837 advisory. In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix to add refcount once page is set private MM defined the rule 1 very clearly that once...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988997)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988997 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Always make an attempt to map eVMCS after migration When enlightened VMCS is in use an...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989346)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989346 advisory. In the Linux kernel, the following vulnerability has been resolved: zsmalloc: fix races between asynchronous zspage free and page migration The asynchronous zspage...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989827)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989827 advisory. In the Linux kernel, the following vulnerability has been resolved: cgroup: Use separate src/dst nodes when preloading csssets for migration Each cset cssset is pinn...

Spring gRPC Next Steps for 1.0.0

This is a new blog post in the Road to GA series, this time updating everyone on the plans to integrate Spring gRPC with Spring Boot 4. The original plan was to move the autoconfiguration from Spring gRPC into Spring Boot in time for the 4.0 release. Unfortunately we haven't been able to find the...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989182)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989182 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/proc: taskmmu.c: don't read mapcount for migration entry The syzbot reported the below BUG:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989189)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989189 advisory. In the Linux kernel, the following vulnerability has been resolved: xen-netfront: Fix NULL sring after live migration A NAPI is setup for each network sring to poll...

EUVD-2024-55063

Nagios XI versions prior to 2024R1.1.3 contain a privilege escalation vulnerability in which an authenticated administrator could leverage the Migrate Server feature to obtain root privileges on the underlying XI host. By abusing the migration workflow, an admin-level attacker could execute actio...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: A crash occurred during UFFDIOMOVE when PMD is a migration entry. When UFFDIOMOVE encounters a migration PMD entry, it proceeds with obtaining a folio and accessing it, even though the entry type is swpentryt. Add a...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm/smaps: A race between smapshugetlbrange and migration has been fixed. The smapshugetlbrange function handles the page table entry without holding the page table lock ptl. This may cause a conflict with migration, leading to a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Reject SEV-ES intra-host migration if vCPU creation is in progress Migrations of SEV-ES state are rejected if either the source or destination VM is actively creating a vCPU. This occurs when the kvmvmioctlcreatevcpu...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: Fixed the issue of dereferencing an invalid PMD migration entry. When migrating a THP, concurrent access to the PMD migration entry during a deferred split scan can lead to an invalid address access, as illustrated...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm/damon/ops-common: Add a target node validity check in damonmigratepages. This validation is taken from dopagesmove, which is used in the movepages system call. The bug occurs when damonmigratepages attempts to migrate pages ev...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: hisiaccvfiopci: fixed the XQE DMA address error. The DMA addresses of EQE and AEQE are incorrect after migration, resulting in failures in the guest kernel-mode encryption services. By comparing the definitions of hardware...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: BPF: Disabling migration in nfhookrunbpf. Syzbot reported that the netfilter BPF program can be called without disabling migration in the xmit path. Then, the assertion in bpfprogrun fails, triggering a crash below. 0 Let’s use...