CVE-2026-9640

A privilege escalation vulnerability exists in LXD from 6.0 before 6.9, 5.21.0 before 5.21.5, and 5.0.0 before 5.0.7 regarding the handling of project-restriction policies during snapshot restoration.. An authenticated project operator in a restricted multi-tenant environment can bypass policy...

CVE-2026-9640

CVE-2026-9640 concerns LXD versions 6.0–6.9, 5.21.0–5.21.5, and 5.0.0–5.0.7. It describes a privilege escalation where an authenticated project operator in a restricted multi-tenant environment can bypass project-restriction policies during snapshot restoration by importing a malicious instance b...

CVE-2026-9640 LXD Snapshot Import Privilege Escalation Vulnerability

A privilege escalation vulnerability exists in LXD from 6.0 before 6.9, 5.21.0 before 5.21.5, and 5.0.0 before 5.0.7 regarding the handling of project-restriction policies during snapshot restoration.. An authenticated project operator in a restricted multi-tenant environment can bypass policy...

CVE-2026-9640 LXD Snapshot Import Privilege Escalation Vulnerability

A privilege escalation vulnerability exists in LXD from 6.0 before 6.9, 5.21.0 before 5.21.5, and 5.0.0 before 5.0.7 regarding the handling of project-restriction policies during snapshot restoration.. An authenticated project operator in a restricted multi-tenant environment can bypass policy...

PT-2026-52843

Name of the Vulnerable Software and Affected Versions LXD versions prior to 6.9 LXD version 5.21 Description A nil-pointer dereference occurs in the CreateCustomVolumeFromBackup function when processing a specially crafted custom-volume backup tarball that omits the expires at snapshot field. An...

PT-2026-52844

Name of the Vulnerable Software and Affected Versions LXD versions 6.0 through 6.8 LXD versions 5.21.0 through 5.21.4 LXD versions 5.0.0 through 5.0.6 Description An issue exists in the handling of project-restriction policies during snapshot restoration. An authenticated project operator in a...

CVE-2026-54250

K3s is a fully conformant production-ready Kubernetes distribution. Prior to 1.35.3+k3s1, 1.34.6+k3s1, v1.33.10+k3s1, a path traversal vulnerability exists in K3s's etcd snapshot decompression functionality. Zip files containing archive members with maliciously crafted names can be written to...

CVE-2026-54250 K3s: ZIP Archive Path Traversal Vulnerability in etcd Snapshot Decompression

K3s is a fully conformant production-ready Kubernetes distribution. Prior to 1.35.3+k3s1, 1.34.6+k3s1, v1.33.10+k3s1, a path traversal vulnerability exists in K3s's etcd snapshot decompression functionality. Zip files containing archive members with maliciously crafted names can be written to...

CVE-2026-54250

K3s is a fully conformant production-ready Kubernetes distribution. Prior to 1.35.3+k3s1, 1.34.6+k3s1, v1.33.10+k3s1, a path traversal vulnerability exists in K3s's etcd snapshot decompression functionality. Zip files containing archive members with maliciously crafted names can be written to...

CVE-2026-54250

CVE-2026-54250 affects K3s by a ZIP archive path traversal in the etcd snapshot decompression. Before versions 1.35.3+k3s1, 1.34.6+k3s1, and v1.33.10+k3s1, a crafted ZIP member can be written to arbitrary filesystem locations when restoring an etcd snapshot, due to the decompression process. Impa...

CVE-2026-53219 netfilter: x_tables: avoid leaking percpu counter pointers

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtables: avoid leaking percpu counter pointers The native and compat get-entries paths copy the fixed rule entry header from the kernelized rule blob to userspace before overwriting the entry's counter fields with a...

Important: Red Hat Security Advisory: Red Hat OpenShift API for Data Protection

A new version of OpenShift API for Data Protection OADP is now available. OpenShift API for Data Protection OADP enables you to back up and restore application resources, persistent volume data, and internal container images to external backup storage. OADP enables both file system-based and...

CVE-2026-44168

A flaw was found in MariaDB. During a State Snapshot Transfer SST, the donor node improperly validates parameters sent by a joiner node. This vulnerability allows a malicious joiner to execute arbitrary shell commands on the donor server through the mariabackup SST method. This could lead to a...

PT-2026-52538

Name of the Vulnerable Software and Affected Versions K3s versions prior to 1.35.3+k3s1 K3s versions prior to 1.34.6+k3s1 K3s versions prior to 1.33.10+k3s1 Description A path traversal issue exists in the etcd snapshot decompression functionality. This occurs when an administrator restores a...

CVE-2026-53084

In the Linux kernel, the following vulnerability has been resolved: bpf: return VMA snapshot from taskvma iterator Holding the per-VMA lock across the BPF program body creates a lock ordering problem when helpers acquire locks that depend on mmaplock: vmlock - irwsem - mmaplock - vmlock Snapshot...

CVE-2026-53084

The Linux kernel CVE-2026-53084 is addressed by changing the VMA snapshot handling in the task_vma iterator used by BPF. The per-VMA lock is no longer held across the BPF program body; instead, the VMA is snapshot via memcpy() under the lock in _next(), and the lock is dropped before returning. T...

EUVD-2026-38952

In the Linux kernel, the following vulnerability has been resolved: bpf: return VMA snapshot from taskvma iterator Holding the per-VMA lock across the BPF program body creates a lock ordering problem when helpers acquire locks that depend on mmaplock: vmlock - irwsem - mmaplock - vmlock Snapshot...

CVE-2026-53084 bpf: return VMA snapshot from task_vma iterator

In the Linux kernel, the following vulnerability has been resolved: bpf: return VMA snapshot from taskvma iterator Holding the per-VMA lock across the BPF program body creates a lock ordering problem when helpers acquire locks that depend on mmaplock: vmlock - irwsem - mmaplock - vmlock Snapshot...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Ceph: Proper snapshot context was provided for the cephzeropartialobject function. The cephzeropartialobject function lacked the correct snapshot context for its OSD write operations, which could lead to inconsistencies in...

PT-2026-51978

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A lock ordering problem exists in the BPF subsystem when using the task vma iterator. Holding the per-VMA lock across the BPF program body can lead to a deadlock when helpers attempt to...