Red Hat Linux Security Advisories & Vulnerabilities
16067 advisories tracked · Red Hat Security Data API · direct feeds checked every minute; rate-limited sources checked less often
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Security advisories for your Red Hat release
Pick your distribution release to see every advisory issued for it and its severity mix. Fixes ship as errata, so keep the system patched. This is the release's advisory history, not a per-package scan.
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Red Hat Enterprise Linux errata (RHSA) via the official Red Hat Security Data API — CVE severity, CVSS and affected packages. A credential-free official source.
Latest Red Hat advisories
Medium [CVE-2026-0887] Clickjacking issue, information disclosure in the PDF Viewer component
Clickjacking issue, information disclosure in the PDF Viewer component. Red Hat rates this moderate (CVSS 6.1). Affected package(s): thunderbird, firefox. Resolved in Red Hat advisory RHSA-2026:1413 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8.
Medium [CVE-2026-0886] Incorrect boundary conditions in the Graphics component
Incorrect boundary conditions in the Graphics component. Red Hat rates this moderate (CVSS 6.1). Affected package(s): thunderbird, firefox. Resolved in Red Hat advisory RHSA-2026:1413 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8.
Medium [CVE-2026-0885] Use-after-free in the JavaScript: GC component
Use-after-free in the JavaScript: GC component. Red Hat rates this moderate (CVSS 6.1). Affected package(s): thunderbird, firefox. Resolved in Red Hat advisory RHSA-2026:1413 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8.
Medium [CVE-2026-0884] Use-after-free in the JavaScript Engine component
Use-after-free in the JavaScript Engine component. Red Hat rates this moderate (CVSS 6.1). Affected package(s): thunderbird, firefox. Resolved in Red Hat advisory RHSA-2026:1413 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8.
Medium [CVE-2026-0883] Information disclosure in the Networking component
Information disclosure in the Networking component. Red Hat rates this moderate (CVSS 6.1). Affected package(s): thunderbird, firefox. Resolved in Red Hat advisory RHSA-2026:1413 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8.
Low [CVE-2026-0890] Spoofing issue in the DOM: Copy & Paste and Drag & Drop component
Spoofing issue in the DOM: Copy & Paste and Drag & Drop component. Red Hat rates this low (CVSS 3.4). Affected package(s): thunderbird, firefox. Resolved in Red Hat advisory RHSA-2026:1413 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8.
High [CVE-2025-15514] Denial of Service via malformed image processing
Denial of Service via malformed image processing. Red Hat rates this important (CVSS 7.5). Weakness: CWE-395. 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 OpenShift AI (RHOAI).
High [CVE-2026-22776] Denial of Service due to excessive memory usage from compressed HTTP request bodies
Denial of Service due to excessive memory usage from compressed HTTP request bodies. Red Hat rates this important (CVSS 7.5). Weakness: CWE-409. 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.
High [CVE-2026-22771] Unauthorized access to secrets via Lua script credential leakage
Unauthorized access to secrets via Lua script credential leakage. Red Hat rates this important (CVSS 8.8). Weakness: CWE-94. 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.
Medium [CVE-2026-22801] Information disclosure and denial of service via integer truncation in simplified write API
Information disclosure and denial of service via integer truncation in simplified write API. Red Hat rates this moderate (CVSS 6.6). Weakness: CWE-125. Affected package(s): libpng, discovery/discovery-ui-rhel9:1773273070, rhaiis/vllm-rocm-rhel9:1775680262, rhaiis/vllm-cuda-rhel9:1775680192, rhceph/rhceph, java. Resolved in Red Hat advisory RHSA-2026:5606 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 1.
Medium [CVE-2026-22695] Denial of service and information disclosure via heap buffer over-read in png_image_finish_read
Denial of service and information disclosure via heap buffer over-read in png_image_finish_read. Red Hat rates this moderate (CVSS 6.1). Weakness: CWE-125. Affected package(s): libpng, discovery/discovery-ui-rhel9:1773273070, rhaiis/vllm-rocm-rhel9:1775680262, rhaiis/vllm-cuda-rhel9:1775680192, rhceph/rhceph, java. Resolved in Red Hat advisory RHSA-2026:5606 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 1.
Medium [CVE-2026-22772] Server-Side Request Forgery (SSRF) via unanchored regex in MetaIssuer URL validation
Server-Side Request Forgery (SSRF) via unanchored regex in MetaIssuer URL validation. Red Hat rates this moderate (CVSS 5.8). Weakness: CWE-918. Affected package(s): rhtas/cosign-rhel9:1770733887, rhtas/gitsign-rhel9:1770108193, rhtas/fulcio-rhel9:1770107446, rhtas/gitsign-rhel9:1770734283, rhtas/client-server-rhel9:1770789792, rhtas/cosign-rhel9:1770107585. Resolved in Red Hat advisory RHSA-2026:2136 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Medium [CVE-2025-68471] Denial of Service via unsolicited CNAME announcements
Denial of Service via unsolicited CNAME announcements. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-617. Affected package(s): avahi-main. Resolved in Red Hat advisory RHSA-2026:11316 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Medium [CVE-2025-68468] Denial of Service via crafted mDNS/DNS-SD announcements
Denial of Service via crafted mDNS/DNS-SD announcements. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-617. Affected package(s): avahi-main. Resolved in Red Hat advisory RHSA-2026:11316 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Medium [CVE-2025-68276] Denial of Service via D-Bus record browsers with AVAHI_LOOKUP_USE_WIDE_AREA flag
Denial of Service via D-Bus record browsers with AVAHI_LOOKUP_USE_WIDE_AREA flag. Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-617. Affected package(s): avahi-main. Resolved in Red Hat advisory RHSA-2026:11316 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
High [CVE-2025-68493] Information disclosure and denial of service via missing XML validation
Information disclosure and denial of service via missing XML validation. Red Hat rates this important (CVSS 7.1). Weakness: CWE-112. 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 Fuse 7.
Critical [CVE-2025-61686] React Router has Path Traversal in File Session Storage
React Router has Path Traversal in File Session Storage. Red Hat rates this critical (CVSS 9.1). Weakness: CWE-22. 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.
High [CVE-2026-0821] Heap-based buffer overflow in js_typed_array_constructor function
Heap-based buffer overflow in js_typed_array_constructor function. Red Hat rates this important (CVSS 7.3). 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.
High [CVE-2026-22029] @remix-run/router: react-router: React Router vulnerable to XSS via Open Redirects
@remix-run/router: react-router: React Router vulnerable to XSS via Open Redirects. Red Hat rates this important (CVSS 8). Weakness: CWE-79. Affected package(s): odf4/odf-csi-addons-sidecar-rhel9:1781550957, rhoai/odh-mod-arch-gen-ai-rhel9:1778473763, rhoai/odh-dashboard-rhel9:1779189627, multicluster-engine/console-mce-rhel9:1776223790, odf4/odf-cli-rhel9:1781557189, odf4/rook-ceph-rhel9-operator:1781557496. Resolved in Red Hat advisory RHSA-2026:2456 — 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 Advanced Cluster Management for Kubernetes 2.12; and 44 more.
High [CVE-2026-21884] @remix-run/react: React Router SSR XSS in ScrollRestoration
@remix-run/react: React Router SSR XSS in ScrollRestoration. Red Hat rates this important (CVSS 8.2). Weakness: CWE-79. Affected package(s): rhoai/odh-mod-arch-model-registry-rhel9:1778666987, rhoai/odh-mod-arch-gen-ai-rhel9:1778473763, rhoai/odh-dashboard-rhel9:1779189627, ansible-automation-platform, automation-platform-ui, rhoai/odh-dashboard-rhel9:1772093424. Resolved in Red Hat advisory RHSA-2026:19712 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Ansible Automation Platform 2.6 for RHEL 9; Red Hat OpenShift AI 2.25; Red Hat OpenShift AI 3.3.
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