container-cve-2021-22555

Reproducer for CVE-2021-22555 as a container First, this rolls in the exploit code from here as a handy pre-built container: https://github.com/google/security-research/tree/master/pocs/linux/cve-2021-22555 Pre-built container: quay.io/cgwalters/cve-2021-22555 Mitigation: seccomp profiles A stron...

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...

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...

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...

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...

PT-2026-89204

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...

RHCOS 4 : OpenShift Container Platform 4.19.45 (RHSA-2026:60452)

The remote Red Hat Enterprise Linux CoreOS 4 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:60452 advisory. - github.com/cri-o/cri-o: Fix Bypass for CVE-2022-4318 /etc/passwd Injection via HOME env CVE-2026-15809 -...

AZL-99129 CVE-2026-78662 affecting package cri-o 1.30.1-1

Previously, a channel registered in the mux's chanList is not usable until it is established. A malicious peer was able flood the channel's incomingRequests, deadlocking the entire connection. Now, we add an atomic established state, set when a channel becomes usable. Until such a time,...

AZL-99135 CVE-2026-56855 affecting package cri-o 1.30.1-1

Previously, after a channel has been established, a malicious peer could send crafted messages that would deadlock the entire connection. Now, we handle all RFC 4254 channel messages; global requests are handled explicitly. Then, treat all other messages as a protocol error and tear the connectio...

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: Red Hat Security Advisory: OpenShift Container Platform 4.19.45 packages and security update

Red Hat OpenShift Container Platform release 4.19.45 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 4.19. Red Hat Product Security has rated this update as having a...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.21.31 packages and security update

Red Hat OpenShift Container Platform release 4.21.31 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 4.21. Red Hat Product Security has rated this update as having a...