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5101 advisories across 32 monitored vendors.
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Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.
Out of bounds read and write in V8. Red Hat rates this important (CVSS 9.6). Weakness: CWE-125. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Integer overflow in WebML. Red Hat rates this important (CVSS 9.6). Weakness: CWE-190. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Denial of Service due to NULL pointer dereference in CMS EnvelopedData processing. Red Hat rates this moderate (CVSS 7.5). Weakness: CWE-476. Affected package(s): openssl-main, rhui5/installer-rhel9:1781525693, openssl, compat-openssl10, rhui5/cds-rhel9:1781525684, discovery/discovery-ui-rhel9:1782166952. Resolved in Red Hat advisory RHSA-2026:35869 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
Denial of Service and Information Disclosure via unauthenticated HTTP server. Red Hat rates this important (CVSS 8.2). Weakness: CWE-770. Affected package(s): rh-podman-desktop. Resolved in Red Hat advisory RHSA-2026:13867 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Build of Podman Desktop - Tech Preview.
github.com/open-telemetry/opentelemetry-go: OpenTelemetry-Go: Denial of Service via crafted multi-value baggage headers. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. Affected package(s): multicluster-engine/hypershift-addon-rhel9-operator:1780917881. Resolved in Red Hat advisory RHSA-2026:25271 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Memory exhaustion via crafted compressed JWE tokens. Red Hat rates this low (CVSS 7.5). Weakness: CWE-770. Affected package(s): python3.12-jwcrypto, python-jwcrypto. Resolved in Red Hat advisory RHSA-2026:13508 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1.
Information disclosure via query parameter manipulation on the development server. Red Hat rates this important (CVSS 7.5). Weakness: CWE-472. Affected package(s): ansible-automation-platform-tech-preview/mcp-server-rhel9:1779783248. Resolved in Red Hat advisory RHSA-2026:24866 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Ansible Automation Platform 2.6; Red Hat Build of Keycloak; Red Hat Build of Podman Desktop - Tech Preview; Red Hat OpenShift Container Platform 4.
Information disclosure via WebSocket connection bypasses access control. Red Hat rates this important (CVSS 7.5). Weakness: CWE-1220. Affected package(s): ansible-automation-platform-tech-preview/mcp-server-rhel9:1779783248, automation-platform-ui, automation-gateway. Resolved in Red Hat advisory RHSA-2026:24866 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Ansible Automation Platform 2.5 for RHEL 8; Red Hat Ansible Automation Platform 2.5 for RHEL 9; Red Hat Ansible Automation Platform 2.6 for RHEL 9; Red Hat Build of Keycloak; and 2 more.
Memory-safety vulnerability. Red Hat rates this important (CVSS 8.3). Weakness: CWE-787. Affected package(s): advanced-cluster-security/rhacs-scanner-v4-rhel8:1777986630, rhtas/updatetree-rhel9:1780053572, rhtas/createtree-rhel9:1780053572, advanced-cluster-security/rhacs-scanner-v4-rhel8:1777307791, custom-metrics-autoscaler/custom-metrics-autoscaler-rhel9-operator:1779953535, go-fdo-server. Resolved in Red Hat advisory RHSA-2026:13907 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Cryostat 4 on RHEL 9; Red Hat Enterprise Linux 10; RHEM 1.0 for RHEL 9; Red Hat Advanced Cluster Management for Kubernetes 2.15; and 16 more.
Memory-safety vulnerability. Red Hat rates this important (CVSS 8.3). Weakness: CWE-787. Affected package(s): advanced-cluster-security/rhacs-scanner-v4-rhel8:1777986630, rhtas/updatetree-rhel9:1780053572, rhtas/createtree-rhel9:1780053572, advanced-cluster-security/rhacs-scanner-v4-rhel8:1777307791, custom-metrics-autoscaler/custom-metrics-autoscaler-rhel9-operator:1779953535, rhtas/trillian-logserver-rhel9:1780053572. Resolved in Red Hat advisory RHSA-2026:24482 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Cryostat 4 on RHEL 9; RHEM 1.0 for RHEL 9; Red Hat Advanced Cluster Management for Kubernetes 2.15; Red Hat Advanced Cluster Security for Kubernetes 4.10; and 16 more.
Open Cluster Management (OCM): Cross-cluster privilege escalation via improper Kubernetes client certificate renewal validation. Red Hat rates this important (CVSS 8.2). Weakness: CWE-295. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Arbitrary Code Execution via specially crafted file. Red Hat rates this important (CVSS 7.5). Weakness: CWE-120. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected products named by the advisory: Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8.
Arbitrary code execution via heap-based buffer overflow in lossless JPEG loading. Red Hat rates this important (CVSS 7.5). Weakness: CWE-787. Affected package(s): LibRaw. Resolved in Red Hat advisory RHSA-2026:11360 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On; Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.6 Telecommunications Update Service; and 8 more.
Arbitrary code execution via specially crafted image file. Red Hat rates this important (CVSS 7.5). Weakness: CWE-120. Affected package(s): LibRaw. Resolved in Red Hat advisory RHSA-2026:13284 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On; Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.6 Telecommunications Update Service; and 3 more.
Memory Corruption via Malicious File Processing. Red Hat rates this important (CVSS 7.5). Weakness: CWE-120. Affected package(s): LibRaw. Resolved in Red Hat advisory RHSA-2026:13284 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On; Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.6 Telecommunications Update Service; and 4 more.
Arbitrary code execution via a specially crafted malicious file. Red Hat rates this moderate (CVSS 7.5). Weakness: CWE-190. Affected package(s): LibRaw. Resolved in Red Hat advisory RHSA-2026:11360 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9.
Memory safety bugs fixed in Firefox 149.0.2 and Thunderbird 149.0.2. Red Hat rates this important (CVSS 7.5). Weakness: CWE-787. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Memory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2. Red Hat rates this important (CVSS 8.8). Weakness: CWE-787. Affected package(s): thunderbird, firefox. Resolved in Red Hat advisory RHSA-2026:11805 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8.2 Advanced Update Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; and 10 more.
Incorrect boundary conditions in the Graphics: WebGPU component. Red Hat rates this important (CVSS 8.8). Weakness: CWE-787. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Incorrect boundary conditions, integer overflow in the Graphics: Text component. Red Hat rates this important (CVSS 8.8). Weakness: CWE-190. Affected package(s): thunderbird, firefox. Resolved in Red Hat advisory RHSA-2026:11805 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7.