Security Bulletin: IBM Cloud Kubernetes is affected by a Linux kernel security vulnerability (CVE-2026-31431)

Summary IBM Cloud Kubernetes Service is affected by a vulnerability in the Linux kernel that could allow a local attacker to escalate their privileges CVE-2026-31431. Vulnerability Details CVEID : CVE-2026-31431 Description : In the Linux kernel, the following vulnerability has been resolved:...

org.apereo.cas:cas-server-support-configuration-cloud-amqp (>=8.0.0-RC1 <=8.0.0-RC4), org.apereo.cas:cas-server-webapp-init-config-server (>=8.0.0-RC1 <=8.0.0-RC4) +3 more potentially affected by CVE-2026-40982 via org.springframework.cloud:spring-cloud-config-server (>=5.0.0-M1 <=5.0.2)

org.springframework.cloud:spring-cloud-config-server MAVEN version =5.0.0-M1, =8.0.0-RC1, =8.0.0-RC1, =5.0.0, =5.0.0, =5.0.1 Source cves: CVE-2026-40982 Source advisory: SNYK:JAVA-ORGSPRINGFRAMEWORKCLOUD-16439043...

Security Bulletin: IBM Cloud Kubernetes Service is affected by Kubernetes Ingress Controller security vulnerability (CVE-2026-3288)

Summary IBM Cloud Kubernetes Service is affected by Kubernetes Ingress Controller security vulnerability CVE-2026-3288. A security issue was discovered in ingress-nginx where the nginx.ingress.kubernetes.io/rewrite-target Ingress annotation can be used to inject configuration into nginx. This can...

CVE-2026-27142 vulnerabilities

Vulnerabilities for packages: cluster-api-fips, cri-tools, opentelemetry-collector-contrib, nginx-prometheus-exporter, knative-net-istio, gatus-fips, src, terraform-provider-grafana-fips, terraform-provider-azapi-fips, crossplane-provider-aws-firehose, cert-manager,...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a Kubernetes API server security vulnerability (CVE-2025-5187)

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability in the Kubernetes API server that may allow node users to delete their corresponding node object by patching themselves with an OwnerReference to a cluster-scoped resource. CVE-2025-5187. Vulnerability Details CVEID:...

Security Bulletin: IBM Cloud Kubernetes Service on Ubuntu20 is affected by a FreeType Remote Code Execution security vulnerability (CVE-2025-27363)

Summary IBM Cloud Kubernetes Service is affected by a FreeType Remote Code Execution security vulnerability CVE-2025-27363 which is included in Ubuntu20 distributions, but not applicable to Ubuntu24 distributions. Vulnerability Details CVE-2025-27363 Description: An out of bounds write exists in...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a containerd security vulnerability (CVE-2024-40635)

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability found in containerd where containers launched with a User set as a UID:GID larger than the maximum 32-bit signed integer can cause an overflow condition where the container ultimately runs as root UID 0. This could cause...

Security Bulletin: IBM Cloud Kubernetes Service is affected by Kubernetes Ingress Controller security vulnerabilities (CVE-2025-24514, CVE-2025-1097, CVE-2025-1098)

Summary IBM Cloud Kubernetes Service is affected by Kubernetes Ingress Controller security vulnerabilities where a user that can create or update Ingress objects can use the nginx.ingress.kubernetes.io/auth-url annotation CVE-2025-24514 or the nginx.ingress.kubernetes.io/auth-tls-match-cn...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a containerd security vulnerability (CVE-2024-21626)

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability found in the runc component shipped with containerd where an attacker could gain unauthorized access to the host filesystem CVE-2024-21626. Vulnerability Details CVEID: CVE-2024-21626 Description: Open Container Initiati...

Kibana 8.12.1, 7.17.18 Security Update (ESA-2024-04)

Kibana heap buffer overflow vulnerability ESA-2024-04 This issue requires authenticated access to Kibana. On Dec 21, 2023, Google Chrome announced CVE-2023-7024, described as “Heap buffer overflow in WebRTC in Google Chrome prior to 120.0.6099.129 allowed a remote attacker to potentially exploit...

Security Bulletin: IBM Cloud Kubernetes Service is affected by Kubernetes Ingress Controller security vulnerabilities (CVE-2023-5043, CVE-2023-5044, CVE-2022-4886)

Summary IBM Cloud Kubernetes Service is affected by Kubernetes Ingress Controller security vulnerabilities where a user that can create or update Ingress objects can use the nginx.ingress.kubernetes.io/configuration-snippet annotation CVE-2023-5043 or the...

CVE-2023-31416 Elastic Cloud on Kubernetes (ECK) secret token configuration issue

Secret token configuration is never applied when using ECK =8.0. This could lead to anonymous requests to an APM Server being accepted and the data ingested into this APM deployment...

CVE-2023-31416 Elastic Cloud on Kubernetes (ECK) secret token configuration issue

Secret token configuration is never applied when using ECK =8.0. This could lead to anonymous requests to an APM Server being accepted and the data ingested into this APM deployment...

Elasticsearch Security Vulnerabilities

Elasticsearch is a search engine based on the Lucene library. A security vulnerability exists in Elasticsearch that stems from a secret token configuration that is not applied when combining some versions of ECK with APM Server...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a kubelet security vulnerability (CVE-2023-2431)

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability in the kubelet that allows pods to bypass the seccomp profile enforcement CVE-2023-2431 Vulnerability Details CVEID: CVE-2023-2431 Description: Kubernetes could allow a local authenticated attacker to bypass security...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a Kubernetes API server security vulnerability (CVE-2023-2728)

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability in the Kubernetes API server that enables a user to bypass the mountable secrets policy enforced by the ServiceAccount admission plugin when using ephemeral containers with the kubernetes.io/enforce-mountable-secrets...

Security Bulletin: IBM Cloud Kubernetes Service is affected by two containerd security vulnerabilities (CVE-2023-28642) (CVE-2023-27561)

Summary IBM Cloud Kubernetes Service is affected by two security vulnerabilities found in containerd where 1 runc could allow a remote attacker to bypass security restrictions, caused by a symbolic link following vulnerability CVE-2023-28642 and 2 runc could allow a local authenticated attacker t...

This Week in Spring - July 26th, 2022

Aloha, Spring fans! Im on vacation, reporting to you from the paradise-like island of Maui, Hawaii, and hoping that youre having a wonderful day! My family and I love Hawaii. Its brimming with beauty and serenity, and while the island of Maui, in the state of Hawaii, is very small, the islands ar...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a containerd security vulnerability (CVE-2021-41190)

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability found in containerd that allows clients to misinterpret manifest and layer fields. If a Content-Type header changed between two pulls of the same digest, a client may interpret the resulting content differently...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a Kubernetes kubelet security vulnerability (CVE-2021-25741)

Summary IBM Cloud Kubernetes Service is affected by a Kubernetes kubelet security vulnerability that could allow host path like access without use of the hostPath feature, thus bypassing the restriction CVE-2021-25741. Vulnerability Details CVEID: CVE-2021-25741 Description: Kubernetes could allo...