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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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
High [CVE-2026-21441] urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API)
urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API). Red Hat rates this important (CVSS 7.5). Weakness: CWE-409. Affected package(s): rhacm2/submariner-globalnet-rhel9:1774550347, oadp/oadp-velero-rhel9:1770421082, rhoai/odh-workbench-jupyter-pytorch-cuda-py312-rhel9:1771502845, rhoai/odh-pipeline-runtime-minimal-cpu-py312-rhel9:1770103255, python3.12-urllib3, rhoai/odh-workbench-jupyter-tensorflow-cuda-py312-rhel9:1771502910. Resolved in Red Hat advisory RHSA-2026:2456 — 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 72 more.
High [CVE-2025-69264] pnpm code execution
pnpm code execution. Red Hat rates this important (CVSS 8.8). Weakness: CWE-693. 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-2025-69263] pnpm Lockfile Integrity Bypass
pnpm Lockfile Integrity Bypass. Red Hat rates this important (CVSS 7.5). Weakness: CWE-494. 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-2026-22184] Arbitrary code execution via buffer overflow in untgz utility
Arbitrary code execution via buffer overflow in untgz utility. Red Hat rates this important (CVSS 8.6). 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: Logging Subsystem for Red Hat OpenShift; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
High [CVE-2025-15079] Host verification bypass during SSH transfers
Host verification bypass during SSH transfers. Red Hat rates this low (CVSS 8.1). Weakness: CWE-358. Affected package(s): curl-main. Resolved in Red Hat advisory RHSA-2026:6893 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Medium [CVE-2025-13151] Denial of Service via stack-based buffer overflow in asn1_expend_octet_string
Denial of Service via stack-based buffer overflow in asn1_expend_octet_string. Red Hat rates this low (CVSS 5.9). Weakness: CWE-120. Affected package(s): insights-proxy/insights-proxy-container-rhel9:1782890503, libtasn1, libtasn1-main, discovery/discovery-ui-rhel9:1782756541, discovery/discovery-server-rhel9:1782763840. Resolved in Red Hat advisory RHSA-2026:28235 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 1.
Medium [CVE-2025-13034] Public key pinning bypass via QUIC and GnuTLS allows server impersonation
Public key pinning bypass via QUIC and GnuTLS allows server impersonation. Red Hat rates this moderate (CVSS 6.8). Weakness: CWE-295. Affected package(s): curl-main. Resolved in Red Hat advisory RHSA-2026:6893 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Medium [CVE-2025-14524] Information disclosure via cross-protocol redirect with OAuth2 bearer token
Information disclosure via cross-protocol redirect with OAuth2 bearer token. Red Hat rates this low (CVSS 6.5). Weakness: CWE-201. Affected package(s): curl-main. Resolved in Red Hat advisory RHSA-2026:6893 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Medium [CVE-2025-14819] Improper certificate validation due to cached TLS settings reuse
Improper certificate validation due to cached TLS settings reuse. Red Hat rates this low (CVSS 6.8). Weakness: CWE-295. Affected package(s): curl-main. Resolved in Red Hat advisory RHSA-2026:6893 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Medium [CVE-2025-15224] libssh key passphrase bypass without agent set
libssh key passphrase bypass without agent set. Red Hat rates this low (CVSS 4.7). Weakness: CWE-305. Affected package(s): curl-main. Resolved in Red Hat advisory RHSA-2026:6893 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Medium [CVE-2026-0707] Keycloak Authorization Header Parsing Leading to Potential Security Control Bypass
Keycloak Authorization Header Parsing Leading to Potential Security Control Bypass. Red Hat rates this moderate (CVSS 5.3). Weakness: CWE-551. Affected package(s): rhbk/keycloak-rhel9, rhbk/keycloak-operator-bundle:26.4.10, rhbk/keycloak-rhel9-operator:26.4, rhbk/keycloak-rhel9:26.4. Resolved in Red Hat advisory RHSA-2026:3947 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
High [CVE-2025-69227] Denial of Service via specially crafted POST request
Denial of Service via specially crafted POST request. Red Hat rates this moderate (CVSS 7.5). Weakness: CWE-835. Affected package(s): ansible-automation-platform, rhaiis/vllm-cuda-rhel9:1774351144, rhoai/odh-caikit-nlp-rhel9:1780069094, rhoai/odh-vllm-gaudi-rhel9:1772093278, rhaiis/model-opt-cuda-rhel9:1774547384, rhoai/odh-vllm-cpu-rhel9:1776259063. Resolved in Red Hat advisory RHSA-2026:10184 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
High [CVE-2025-69223] AIOHTTP's HTTP Parser auto_decompress feature is vulnerable to zip bomb
AIOHTTP's HTTP Parser auto_decompress feature is vulnerable to zip bomb. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. Affected package(s): automation-controller, rhoai/odh-pipeline-runtime-tensorflow-rocm-py312-rhel9:1771502844, ansible-automation-platform, rhoai/odh-pipeline-runtime-pytorch-rocm-py312-rhel9:1770053721, rhoai/odh-pipeline-runtime-datascience-cpu-py312-rhel9:1770055428, rhoai/odh-workbench-jupyter-pytorch-cuda-py312-rhel9:1771502845. Resolved in Red Hat advisory RHSA-2026:2106 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Ansible Automation Platform 2.4 for RHEL 8; Red Hat Ansible Automation Platform 2.5 for RHEL 8; Red Hat Ansible Automation Platform 2.4 for RHEL 9; Red Hat Ansible Automation Platform 2.5 for RHEL 9; and 11 more.
High [CVE-2025-68428] jsPDF Local File Inclusion/Path Traversal vulnerability
jsPDF Local File Inclusion/Path Traversal vulnerability. Red Hat rates this important (CVSS 8.6). Weakness: CWE-73. Affected package(s): advanced-cluster-security/rhacs-main-rhel8:1770250889, advanced-cluster-security/rhacs-main-rhel8:1770074713, advanced-cluster-security/rhacs-main-rhel8:1769615659. Resolved in Red Hat advisory RHSA-2026:2568 — 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-2025-66648] Cross-Site Scripting via untrusted user input
Cross-Site Scripting via untrusted user input. Red Hat rates this important (CVSS 7.2). 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 Enterprise Linux.
High [CVE-2025-65110] Arbitrary code execution through malicious visualization definitions
Arbitrary code execution through malicious visualization definitions. Red Hat rates this important (CVSS 8.1). 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 Enterprise Linux.
Medium [CVE-2025-69228] Denial of Service via memory exhaustion from crafted POST request
Denial of Service via memory exhaustion from crafted POST request. Red Hat rates this moderate (CVSS 6.8). Weakness: CWE-770. Affected package(s): ansible-automation-platform, rhaiis/vllm-cuda-rhel9:1774351144, rhoai/odh-caikit-nlp-rhel9:1780069094, rhoai/odh-vllm-gaudi-rhel9:1772093278, rhaiis/model-opt-cuda-rhel9:1774547384, rhoai/odh-vllm-cpu-rhel9:1776259063. Resolved in Red Hat advisory RHSA-2026:10184 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
High [CVE-2025-67269] Denial of Service due to malformed NAVCOM packet parsing
Denial of Service due to malformed NAVCOM packet parsing. Red Hat rates this important (CVSS 7.5). Weakness: CWE-191. Affected package(s): gpsd-minimal, gpsd. Resolved in Red Hat advisory RHSA-2026:0770 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9.
High [CVE-2025-67268] Arbitrary code execution via heap-based out-of-bounds write in NMEA2000 packet handling
Arbitrary code execution via heap-based out-of-bounds write in NMEA2000 packet handling. Red Hat rates this important (CVSS 7.5). Weakness: CWE-1285. Affected package(s): gpsd-minimal, gpsd. Resolved in Red Hat advisory RHSA-2026:1621 — 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 9.
High [CVE-2026-21428] Server-Side Request Forgery via header injection
Server-Side Request Forgery via header injection. Red Hat rates this important (CVSS 8.7). Weakness: CWE-93. 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.
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