Red Hat Linux Security Advisories & Vulnerabilities
16066 advisories tracked · Red Hat Security Data API · direct feeds checked every minute; rate-limited sources checked less often
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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-2025-71176] Denial of Service or Privilege Escalation via insecure temporary directory handling
Denial of Service or Privilege Escalation via insecure temporary directory handling. Red Hat rates this moderate (CVSS 6.8). Weakness: CWE-379. Affected package(s): pytest-main. Resolved in Red Hat advisory RHSA-2026:8580 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Medium [CVE-2026-23893] Privilege Escalation or Data Exposure via Symlink Following
Privilege Escalation or Data Exposure via Symlink Following. Red Hat rates this moderate (CVSS 6.8). Weakness: CWE-59. Affected package(s): opencryptoki. Resolved in Red Hat advisory RHSA-2026:4717 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 8.
Critical [CVE-2026-24046] possible symlink path traversal in scaffolder actions
possible symlink path traversal in scaffolder actions. Red Hat rates this important (CVSS 9.1). Weakness: CWE-59. Affected package(s): rhdh/rhdh-hub-rhel9:1774545605, rhdh/rhdh-hub-rhel9:1775140647. Resolved in Red Hat advisory RHSA-2026:6174 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Developer Hub 1.8; Red Hat Developer Hub 1.9.
High [CVE-2026-23737] Arbitrary Code Execution via Improper JSON Deserialization
Arbitrary Code Execution via Improper JSON Deserialization. Red Hat rates this important (CVSS 7.5). Weakness: CWE-502. 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-2026-23736] Prototype pollution via improper input validation during JSON deserialization
Prototype pollution via improper input validation during JSON deserialization. Red Hat rates this important (CVSS 7.3). Weakness: CWE-1321. 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-2026-23960] Privilege escalation and information disclosure via stored Cross-Site Scripting (XSS)
Privilege escalation and information disclosure via stored Cross-Site Scripting (XSS). Red Hat rates this important (CVSS 7.1). Weakness: CWE-79. 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-2026-22822] Cross-Namespace Secret Disclosure via `getSecretKey` Function
Cross-Namespace Secret Disclosure via `getSecretKey` Function. Red Hat rates this important (CVSS 8.8). Weakness: CWE-863. 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: external secrets operator for Red Hat OpenShift - Tech Preview.
High [CVE-2026-22807] Arbitrary code execution via untrusted model loading
Arbitrary code execution via untrusted model loading. Red Hat rates this important (CVSS 8.8). Weakness: CWE-94. Affected package(s): rhaiis/vllm-rocm-rhel9:1782353093, rhaiis/vllm-spyre-rhel9:1782352919, rhaiis/vllm-cuda-rhel9:1782352847, rhoai/odh-vllm-gaudi-rhel9:1772093278, rhoai/odh-vllm-cpu-rhel9:1776259063, rhoai/odh-vllm-gaudi-rhel9:1770956034. Resolved in Red Hat advisory RHSA-2026:10184 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat AI Inference Server 3.2; Red Hat AI Inference Server 3.3; Red Hat OpenShift AI 2.25; Red Hat OpenShift AI 3.3; and 3 more.
High [CVE-2025-13465] prototype pollution in _.unset and _.omit functions
prototype pollution in _.unset and _.omit functions. Red Hat rates this important (CVSS 8.2). Weakness: CWE-1321. Affected package(s): network-observability/network-observability-console-plugin-rhel9:1771227650, openshift-gitops, rhoai/odh-mod-arch-gen-ai-rhel9:1778473763, rhoai/odh-dashboard-rhel9:1779189627, openshift4/ose-console-rhel9:1770831186, multicluster-engine/console-mce-rhel9:1776223790. Resolved in Red Hat advisory RHSA-2026:3869 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Cryostat 4 on RHEL 9; Red Hat Ansible Automation Platform 2.6 for RHEL 9; Red Hat Data Grid 8.6.0; Red Hat Enterprise Linux 10.0 Extended Update Support; and 77 more.
High [CVE-2025-13878] Denial of Service via corrupt or malicious record
Denial of Service via corrupt or malicious record. Red Hat rates this important (CVSS 7.5). Weakness: CWE-1286. Affected package(s): bind-main. Resolved in Red Hat advisory RHSA-2026:6935 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: BIND 9; Red Hat Hardened Images.
Medium [CVE-2025-14559] Keycloak keycloak-services: Business logic flaw allows unauthorized token issuance for disabled users
Keycloak keycloak-services: Business logic flaw allows unauthorized token issuance for disabled users. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-840. Affected package(s): keycloak-services, rhbk/keycloak-operator-bundle:26.4.9, rhbk/keycloak-rhel9-operator:26.4, rhbk/keycloak-rhel9:26.4. Resolved in Red Hat advisory RHSA-2026:2366 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Low [CVE-2026-1035] Keycloak Refresh Token Reuse Bypass via TOCTOU Race Condition
Keycloak Refresh Token Reuse Bypass via TOCTOU Race Condition. Red Hat rates this low (CVSS 3.1). Weakness: CWE-367. Affected package(s): rhbk/keycloak-operator-bundle:26.4.11, rhbk/keycloak-rhel9, rhbk/keycloak-rhel9-operator:26.4, rhbk/keycloak-rhel9:26.4. Resolved in Red Hat advisory RHSA-2026:6478 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
High [CVE-2025-15367] POP3 command injection in user-controlled commands
POP3 command injection in user-controlled commands. Red Hat rates this moderate (CVSS 7.1). Weakness: CWE-77. Affected package(s): discovery/discovery-server-rhel9:1775668717, python3, python3.11, python3.12, rhui5/rhua-rhel9:1773670137, rhaiis/vllm-rocm-rhel9:1775680262. 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 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 6; and 1 more.
High [CVE-2025-15366] IMAP command injection in user-controlled commands
IMAP command injection in user-controlled commands. Red Hat rates this moderate (CVSS 7.1). Weakness: CWE-77. Affected package(s): discovery/discovery-server-rhel9:1775668717, python3, python3.11, python3.12, rhui5/rhua-rhel9:1773670137, rhaiis/vllm-rocm-rhel9:1775680262. 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 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 6; and 1 more.
High [CVE-2026-21932] Enhance Handling of URIs (Oracle CPU 2026-01)
Enhance Handling of URIs (Oracle CPU 2026-01). Red Hat rates this important (CVSS 7.4). Weakness: CWE-1287. Affected package(s): java. Resolved in Red Hat advisory RHSA-2026:0896 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Build of OpenJDK 17.0.18; Red Hat Build of OpenJDK 21.0.10; Red Hat Build of OpenJDK 8u482.
High [CVE-2026-21945] Enhance Certificate Checking (Oracle CPU 2026-01)
Enhance Certificate Checking (Oracle CPU 2026-01). Red Hat rates this important (CVSS 7.5). Weakness: CWE-295. Affected package(s): java. Resolved in Red Hat advisory RHSA-2026:0895 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Build of OpenJDK 17.0.18; Red Hat Build of OpenJDK 21.0.10; Red Hat Build of OpenJDK 25.0.2; Red Hat Build of OpenJDK 8u482; and 17 more.
High [CVE-2025-59465] Nodejs denial of service
Nodejs denial of service. Red Hat rates this important (CVSS 7.5). Weakness: CWE-248. Affected package(s): nodejs22, nodejs:20, nodejs:22, nodejs25-main, nodejs:24, nodejs24-main. Resolved in Red Hat advisory RHSA-2026:1842 — 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 8; Red Hat Enterprise Linux 9.4 Extended Update Support; Red Hat Enterprise Linux 9.6 Extended Update Support; and 1 more.
High [CVE-2025-55131] Nodejs uninitialized memory exposure
Nodejs uninitialized memory exposure. Red Hat rates this important (CVSS 7.1). Weakness: CWE-497. Affected package(s): nodejs22, nodejs:20, nodejs:22, nodejs25-main, nodejs:24, nodejs24-main. Resolved in Red Hat advisory RHSA-2026:1842 — 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 8; Red Hat Enterprise Linux 9.4 Extended Update Support; Red Hat Enterprise Linux 9.6 Extended Update Support; and 1 more.
High [CVE-2025-55130] Nodejs file permissions bypass
Nodejs file permissions bypass. Red Hat rates this important (CVSS 7.1). Weakness: CWE-281. Affected package(s): nodejs22, nodejs:20, nodejs:22, nodejs25-main, nodejs:24, nodejs24-main. Resolved in Red Hat advisory RHSA-2026:1842 — 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 8; Red Hat Enterprise Linux 9.4 Extended Update Support; Red Hat Enterprise Linux 9.6 Extended Update Support; and 1 more.
High [CVE-2026-23876] Arbitrary code execution via a crafted XBM image file
Arbitrary code execution via a crafted XBM image file. Red Hat rates this important (CVSS 8.1). Weakness: CWE-787. Affected package(s): ImageMagick. Resolved in Red Hat advisory RHSA-2026:3058 — update the affected packages (`sudo dnf update`). Affected product named by the advisory: Red Hat Enterprise Linux 7 Extended Lifecycle Support.
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