EUVD-2026-77684

containerd is an open-source container runtime. Prior to 1.7.35, 2.0.12, 2.2.8, and 2.3.5, containerd on Linux with the CRI plugin enabled can indefinitely block the drainExecSyncIO goroutine in internal/cri/server/containerexecsync.go when CRI ExecSync is used by exec probes or lifecycle hooks...

CVE-2026-53495 containerd CRI ExecSync Goroutine Leak Leading to Node-Level Denial of Service

containerd is an open-source container runtime. Prior to 1.7.35, 2.0.12, 2.2.8, and 2.3.5, containerd on Linux with the CRI plugin enabled can indefinitely block the drainExecSyncIO goroutine in internal/cri/server/containerexecsync.go when CRI ExecSync is used by exec probes or lifecycle hooks...

CVE-2026-53495: Uncontrolled Resource Consumption

containerd is an open-source container runtime. Prior to 1.7.35, 2.0.12, 2.2.8, and 2.3.5, containerd on Linux with the CRI plugin enabled can indefinitely block the drainExecSyncIO goroutine in internal/cri/server/containerexecsync.go when CRI ExecSync is used by exec probes or lifecycle hooks...

SUSE CVE-2026-53495

containerd is an open-source container runtime. Prior to 1.7.35, 2.0.12, 2.2.8, and 2.3.5, containerd on Linux with the CRI plugin enabled can indefinitely block the drainExecSyncIO goroutine in internal/cri/server/containerexecsync.go when CRI ExecSync is used by exec probes or lifecycle hooks...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.16.70 packages and security update

Red Hat OpenShift Container Platform release 4.16.70 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.16. Red Hat Product Security has rated this update as having a...

github.com/cri-o/cri-o: Fix Bypass for CVE-2022-4318 — /etc/passwd Injection via HOME env

A flaw was found in CRI-O. The fix for a previous vulnerability CVE-2022-4318 was incorrect, allowing it to be bypassed. An attacker capable of setting environment variables on a container can inject a newline character into the HOME environment variable. This issue allows the addition of arbitra...

Important: containerd

Issue Overview: Fix GHSA-p7v4-vr35-mj6f; containerd CRI plugin: Checkpoint restore bypasses destination security context. A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function loadRawSpec of the file btf/btf.go of the component...

Amazon Linux 2023 : containerd, containerd-stress (ALAS2023-2026-2131)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2131 advisory. Fix GHSA-p7v4-vr35-mj6f; containerd CRI plugin: Checkpoint restore bypasses destination security context.A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function...

Important: containerd

Issue Overview: Fix GHSA-p7v4-vr35-mj6f; containerd CRI plugin: Checkpoint restore bypasses destination security context. A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function loadRawSpec of the file btf/btf.go of the component...

Important: containerd

Issue Overview: Fix GHSA-p7v4-vr35-mj6f; containerd CRI plugin: Checkpoint restore bypasses destination security context. A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function loadRawSpec of the file btf/btf.go of the component...

Important: containerd

Issue Overview: Fix GHSA-p7v4-vr35-mj6f; containerd CRI plugin: Checkpoint restore bypasses destination security context. A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function loadRawSpec of the file btf/btf.go of the component...

Amazon Linux 2 : containerd (ALASDOCKER-2026-140)

The version of containerd installed on the remote host is prior to 2.2.7-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2DOCKER-2026-140 advisory. Fix GHSA-p7v4-vr35-mj6f; containerd CRI plugin: Checkpoint restore bypasses destination security context.A...

Allocation of Resources Without Limits or Throttling

Overview github.com/containerd/containerd/pkg/cri/server is an industry-standard container runtime with an emphasis on simplicity, robustness and portability. It is available as a daemon for Linux and Windows, which can manage the complete container lifecycle of its host system: image transfer an...

GHSA-7JXH-36Q5-GCQV containerd: CRI ExecSync Goroutine Leak Leads to Node-Level Denial of Service

Impact A bug in containerd's CRI ExecSync implementation allows exec probes and lifecycle hooks with background child processes to keep containerd's stdio-drain goroutines indefinitely blocked. Because the I/O drain phase lacks a default timeout or context cancellation handling, repeated ExecSync...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the drainExecSyncIO function in internal/cri/server/containerexecsync.go, pkg/cri/server/containerexecsync.go, and pkg/cri/sbserver/containerexecsync.go. An attacker can cause...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the drainExecSyncIO function in internal/cri/server/containerexecsync.go, pkg/cri/server/containerexecsync.go, and pkg/cri/sbserver/containerexecsync.go. An attacker can cause...

EulerOS 2.0 SP12 : containerd (EulerOS-SA-2026-3396)

According to the versions of the containerd package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : containerd is an open-source container runtime. In versions prior to 1.7.33, 2.3.2, 2.2.5, 2.1.9, and 2.0.10 the CRI plugin propagates labels...

EulerOS 2.0 SP12 : containerd (EulerOS-SA-2026-3397)

According to the versions of the containerd package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : containerd is an open-source container runtime. In versions prior to 1.7.33, 2.3.2, 2.2.5, 2.1.9, and 2.0.10 the CRI plugin propagates labels...

NewStart CGSL MAIN 7.02 : containerd Multiple Vulnerabilities (NS-SA-2026-0097)

The remote NewStart CGSL host, running version MAIN 7.02, has containerd packages installed that are affected by multiple vulnerabilities: - containerd is an open-source container runtime. In versions prior to 1.7.33, 2.3.2, 2.2.5, 2.1.9, and 2.0.10 the CRI plugin propagates labels from an image...

PT-2026-89204

Name of the Vulnerable Software and Affected Versions containerd versions prior to 1.7.35 containerd versions prior to 2.0.12 containerd versions prior to 2.2.8 containerd versions prior to 2.3.5 Description On Linux systems with the CRI plugin enabled, a bug in the CRI ExecSync implementation ca...