Red Hat Linux Security Advisories & CVEs
4893 advisories tracked · Red Hat Security Data API · direct feeds checked every minute; rate-limited backstops use a safe source cadence
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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 — keep the system patched. This is the release's advisory history, not a per-package scan.
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Red Hat Security Data API
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
High [CVE-2026-2033] MLflow Tracking Server Artifact Handler Directory Traversal Remote Code Execution Vulnerability
MLflow Tracking Server Artifact Handler Directory Traversal Remote Code Execution Vulnerability. Red Hat rates this important (CVSS 7.3). 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-2026-0797] Remote Code Execution via ICO File Parsing Vulnerability
Remote Code Execution via ICO File Parsing Vulnerability. Red Hat rates this important (CVSS 8.8). Weakness: CWE-120. Affected package(s): gimp, gimp:2.8. Resolved in Red Hat advisory RHSA-2026:5391 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8.2 Advanced Update Support; 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; and 8 more.
High [CVE-2026-25896] Cross-Site Scripting (XSS) due to improper DOCTYPE entity handling
Cross-Site Scripting (XSS) due to improper DOCTYPE entity handling. Red Hat rates this important (CVSS 7.1). Weakness: CWE-79. Affected package(s): rhdh/rhdh-hub-rhel9:1774545605, advanced-cluster-security/rhacs-main-rhel8:1775594119, advanced-cluster-security/rhacs-main-rhel8:1775594284, rhdh/rhdh-hub-rhel9:1775140647. Resolved in Red Hat advisory RHSA-2026:7110 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Advanced Cluster Security for Kubernetes 4.8; Red Hat Advanced Cluster Security for Kubernetes 4.9; Red Hat Developer Hub 1.8; Red Hat Developer Hub 1.9; and 8 more.
High [CVE-2026-2472] Arbitrary code execution via Stored Cross-Site Scripting (XSS)
Arbitrary code execution via Stored Cross-Site Scripting (XSS). Red Hat rates this important (CVSS 8.1). Weakness: CWE-79. Affected package(s): rhoai/odh-llama-stack-core-rhel9:1775144403. Resolved in Red Hat advisory RHSA-2026:10184 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Vertex AI SDK for Python; Red Hat OpenShift AI 2.25.
High [CVE-2026-2818] org.springframework.data/spring-data-geode: Spring Data Geode: Path traversal vulnerability allows arbitrary file write via import snapshot functionality.
org.springframework.data/spring-data-geode: Spring Data Geode: Path traversal vulnerability allows arbitrary file write via import snapshot functionality.. Red Hat rates this important (CVSS 7.1). 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-2026-26960] Arbitrary file read/write via malicious archive hardlink creation
Arbitrary file read/write via malicious archive hardlink creation. Red Hat rates this moderate (CVSS 7.1). Weakness: CWE-22. Affected package(s): rhtas/rekor-search-ui-rhel9:1773308315, network-observability/network-observability-console-plugin-rhel9:1774431617, devspaces/dashboard-rhel9:1774476526, devspaces/code-rhel9:1774448966. Resolved in Red Hat advisory RHSA-2026:5447 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
High [CVE-2026-26967] Arbitrary code execution via H.264 unpacketizer heap-based buffer overflow
Arbitrary code execution via H.264 unpacketizer heap-based buffer overflow. Red Hat rates this important (CVSS 8.4). Weakness: CWE-120. 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-2024-7730 +1] heap buffer overflow in virtio_snd_pcm_in_cb (incomplete fix for CVE-2024-7730)
heap buffer overflow in virtio_snd_pcm_in_cb (incomplete fix for CVE-2024-7730). Red Hat rates this important (CVSS 7.4). Weakness: CWE-122. 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-2026-26318] Arbitrary code execution via unsanitized `locate` output
Arbitrary code execution via unsanitized `locate` output. Red Hat rates this important (CVSS 8.8). Weakness: CWE-78. 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 Developer Hub.
High [CVE-2026-26280] Arbitrary command execution via unsanitized network interface parameter
Arbitrary command execution via unsanitized network interface parameter. Red Hat rates this important (CVSS 8.4). Weakness: CWE-78. 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 Developer Hub.
High [CVE-2026-26278] Denial of Service via unlimited XML entity expansion
Denial of Service via unlimited XML entity expansion. Red Hat rates this important (CVSS 7.5). Weakness: CWE-776. Affected package(s): rhdh/rhdh-hub-rhel9:1774545605, advanced-cluster-security/rhacs-main-rhel8:1775594119, advanced-cluster-security/rhacs-main-rhel8:1775594284, rhdh/rhdh-hub-rhel9:1775140647. Resolved in Red Hat advisory RHSA-2026:7110 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Advanced Cluster Security for Kubernetes 4.8; Red Hat Advanced Cluster Security for Kubernetes 4.9; Red Hat Developer Hub 1.8; Red Hat Developer Hub 1.9; and 8 more.
High [CVE-2026-26200] Denial of Service due to heap buffer overflow when parsing a crafted h5 file
Denial of Service due to heap buffer overflow when parsing a crafted h5 file. Red Hat rates this important (CVSS 7.8). Weakness: CWE-131. 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 AI (RHEL AI) 3.
High [CVE-2026-25535] denial of service via malicious GIF dimensions
denial of service via malicious GIF dimensions. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. Affected package(s): advanced-cluster-security/rhacs-main-rhel8:1775594119, advanced-cluster-security/rhacs-main-rhel8:1775594284. Resolved in Red Hat advisory RHSA-2026:7110 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Advanced Cluster Security for Kubernetes 4.8; Red Hat Advanced Cluster Security for Kubernetes 4.9; Red Hat Advanced Cluster Security 4.8; Red Hat Advanced Cluster Security 4.9.
High [CVE-2026-22860] Rack Directory Traversal via Rack:Directory
Rack Directory Traversal via Rack:Directory. Red Hat rates this important (CVSS 7.5). 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 3scale API Management Platform 2.
High [CVE-2025-14009] Zip Slip Vulnerability in nltk Leading to Code Execution
Zip Slip Vulnerability in nltk Leading to Code Execution. Red Hat rates this important (CVSS 8.8). Weakness: CWE-94. Affected package(s): rhoai/odh-llama-stack-core-rhel9:1775144403, rhoai/odh-ta-lmes-job-rhel9:1776271296. Resolved in Red Hat advisory RHSA-2026:10184 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat OpenShift AI 2.25; OpenShift Lightspeed; Red Hat OpenShift AI (RHOAI).
High [CVE-2026-2648] Heap buffer overflow in PDFium
Heap buffer overflow in PDFium. Red Hat rates this important (CVSS 8.8). 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-2026-2649] Integer overflow in V8
Integer overflow in V8. Red Hat rates this important (CVSS 8.8). 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-2026-23216] Fix use-after-free in iscsit_dec_conn_usage_count()
Fix use-after-free in iscsit_dec_conn_usage_count(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-413. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:9870 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1.
High [CVE-2026-24734] Certificate revocation bypass due to improper OCSP response validation
Certificate revocation bypass due to improper OCSP response validation. Red Hat rates this important (CVSS 7.4). Weakness: CWE-295. Affected package(s): jws6-tomcat-native, tomcat, tomcat10-main, jws6-tomcat, tomcat11-main. Resolved in Red Hat advisory RHSA-2026:5612 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat JBoss Web Server 6.2 on RHEL 10; Red Hat JBoss Web Server 6.2 on RHEL 8; and 3 more.
High [CVE-2026-24708] Arbitrary Host File Overwrite via Unconstrained qemu-img Format Handling in OpenStack Nova
Arbitrary Host File Overwrite via Unconstrained qemu-img Format Handling in OpenStack Nova. Red Hat rates this important (CVSS 7.1). Weakness: CWE-73. Affected package(s): openstack-nova. Resolved in Red Hat advisory RHSA-2026:7884 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat OpenStack Services on OpenShift 18.0; Red Hat OpenStack Platform 13 (Queens); Red Hat OpenStack Platform 16.2; Red Hat OpenStack Platform 18.0; and 1 more.