github.com/docker/docker: github.com/moby/moby: Moby container framework: Host file overwrite via race condition in docker cp mount setup

A flaw was found in the Moby container framework. A race condition occurs during the docker cp mount setup, which a malicious container can exploit. This vulnerability allows the container to redirect a bind mount target to an arbitrary path on the host system. Consequently, an attacker could...

CVE-2026-5555-Container-Escape-via-proc-self-fd-Symlink-in-Shared-Volume

CVE-2026-5555 – 通过 /proc/self/fd 符号链接实现容器逃逸 概述 使用 rshared 传播方式挂载的共享卷允许恶意容器通过 /proc/self/fd 创建指向主机文件的符号链接。向该卷写入数据的主机进程会跟随该符号链接，覆盖关键主机文件，从而实现容器逃逸。 漏洞详情 类型： 容器逃逸 / 符号链接攻击 影响： 覆盖主机文件，可在主机上提权至 root。 根本原因： 容器运行时未能阻止攻击者通过 procfs 技巧创建指向容器挂载命名空间之外的符号链接。 漏洞利用演示 1. 启动模拟的主机日志服务： root@kitploit: python...

CVE-2026-42306

A flaw was found in the Moby container framework. A race condition occurs during the docker cp mount setup, which a malicious container can exploit. This vulnerability allows the container to redirect a bind mount target to an arbitrary path on the host system. Consequently, an attacker could...

UBUNTU-CVE-2026-58494

Wasmtime is a runtime for WebAssembly. Prior to 24.0.11, 36.0.12, 45.0.3, and 46.0.1, wasmtime-wasi hard-link creation and renaming check directory permissions but not matching FilePerms on source and destination preopens, allowing a WASI guest with a read-only source file capability to overwrite...

CVE-2026-58494 Wasmtime: WASI hard links bypass wasmtime-wasi's FilePerms for destination

Wasmtime is a runtime for WebAssembly. Prior to 24.0.11, 36.0.12, 45.0.3, and 46.0.1, wasmtime-wasi hard-link creation and renaming check directory permissions but not matching FilePerms on source and destination preopens, allowing a WASI guest with a read-only source file capability to overwrite...

CVE-2026-13218

A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher container can plant a symlink at the cache file path, causin...

CVE-2026-13218 Kubevirt: kubevirt: symlink following in writetocachedfile allows host file overwrite from virt-launcher

A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher container can plant a symlink at the cache file path, causin...

CVE-2026-13218

A flaw was found in KubeVirt's virt-handler network cache handling. The WriteToCachedFile function writes data to a launcher-rooted path using os.WriteFile and os.Chown without symlink protection. A user with access to the virt-launcher container can plant a symlink at the cache file path, causin...

CVE-2026-42306 Moby: Race condition in docker cp allows bind mount redirection to host path

Moby is an open source container framework. In Docker Engine prior to version 29.5.1, Docker Daemon versions 28.5.2 and prior, and Moby Daemon prior to version 2.0.0-beta.14, a race condition during docker cp mount setup allows a malicious container to redirect a bind mount target to an arbitrary...

podman security update

An update is available for podman. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The podman tool manages pods, container images, and containers. It is part of...

UNIX Symbolic Link (Symlink) Following

Overview Affected versions of this package are vulnerable to UNIX Symbolic Link Symlink Following during docker cp mount setup before subsequent mount syscall. An attacker can overwrite arbitrary files on the host or cause denial of service by exploiting a race condition where a symlink is create...

GHSA-RG2X-37C3-W2RH Docker: Race condition in docker cp allows bind mount redirection to host path

Summary A race condition during docker cp mount setup allows a malicious container to redirect a bind mount target to an arbitrary host path, potentially overwriting host files or causing denial of service. Details When copying files into a container, the daemon sets up a temporary filesystem vie...

Important: Red Hat Security Advisory: Red Hat OpenStack Services on OpenShift 18.0.18 (openstack-nova) security update

An update for openstack-nova is now available for Red Hat OpenStack Services on OpenShift 18.0.18 Antelope. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

openstack-nova-compute: Arbitrary Host File Overwrite via Unconstrained qemu-img Format Handling in OpenStack Nova

A flaw in OpenStack Nova’s interaction with the qemu-img utility allows an authenticated user to overwrite arbitrary files on the compute host. This occurs because Nova invokes qemu-img without strictly constraining the disk image format, enabling a malicious user to craft a QCOW2 header on a raw...

CVE-2026-41433 OpenTelemetry eBPF Instrumentation: Privileged Java agent injection allows arbitrary host file overwrite via untrusted TMPDIR

OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. From 0.4.0 to before 0.8.0, a flaw in the Java agent injection path allows a local attacker controlling a Java workload to overwrite arbitrary host files when Java injection is enabled and OBI is...

CVE-2026-41433 OpenTelemetry eBPF Instrumentation: Privileged Java agent injection allows arbitrary host file overwrite via untrusted TMPDIR

OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. From 0.4.0 to before 0.8.0, a flaw in the Java agent injection path allows a local attacker controlling a Java workload to overwrite arbitrary host files when Java injection is enabled and OBI is...

CVE-2026-41433 OpenTelemetry eBPF Instrumentation: Privileged Java agent injection allows arbitrary host file overwrite via untrusted TMPDIR

OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. From 0.4.0 to before 0.8.0, a flaw in the Java agent injection path allows a local attacker controlling a Java workload to overwrite arbitrary host files when Java injection is enabled and OBI is...

CVE-2026-41433

OpenTelemetry eBPF Instrumentation (OpenTelemetry OBI) has a local impact flaw in the Java agent injection path for versions 0.4.0–0.7.x (before 0.8.0). A compromised Java workload can cause arbitrary host file overwrites when Java injection is enabled and OBI runs with elevated privileges. The r...

OpenTelemetry eBPF Instrumentation 路径遍历漏洞

OpenTelemetry eBPF Instrumentation is an open-source eBPF-based lightweight telemetry data collection tool developed by OpenTelemetry. In versions 0.4.0 to 0.8.0 of OpenTelemetry eBPF Instrumentation, there was a path traversal vulnerability. This vulnerability stemmed from defects in the Java...

OpenTelemetry eBPF Instrumentation: Privileged Java agent injection allows arbitrary host file overwrite via untrusted TMPDIR

Summary A flaw in the Java agent injection path allows a local attacker controlling a Java workload to overwrite arbitrary host files when Java injection is enabled and OBI is running with elevated privileges. The injector trusted TMPDIR from the target process and used unsafe file creation...