Red Hat Linux Security Advisories & Vulnerabilities
16036 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
High [CVE-2026-43868] Denial of Service via excessive memory allocation
Denial of Service via excessive memory allocation. Red Hat rates this important (CVSS 7.5). Weakness: CWE-1285. Affected package(s): libthrift. Resolved in Red Hat advisory RHSA-2026:26586 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat AI Inference Server; Red Hat build of Apache Camel 4 for Quarkus 3; Red Hat Fuse 7; Red Hat OpenShift AI (RHOAI); and 1 more.
High [CVE-2026-43869] Security bypass due to improper certificate validation
Security bypass due to improper certificate validation. Red Hat rates this important (CVSS 7.3). Weakness: CWE-295. Affected package(s): multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779925273, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1779212259, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1780167118, cryostat/cryostat-storage-rhel9:4.2.0, libthrift, rhosdt/tempo-rhel9:1781589494. Resolved in Red Hat advisory RHSA-2026:21769 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Cryostat 4 on RHEL 9; Red Hat Advanced Cluster Management for Kubernetes 2.13; Red Hat Advanced Cluster Management for Kubernetes 2.14; Red Hat Advanced Cluster Management for Kubernetes 2.15; and 18 more.
High [CVE-2026-42997] Information disclosure via credential forwarding during mold import
Information disclosure via credential forwarding during mold import. Red Hat rates this important (CVSS 7.7). Weakness: CWE-201. 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 OpenShift Container Platform 4; Red Hat OpenStack Platform 17.1; Red Hat OpenStack Platform 18.0.
High [CVE-2026-7911] Use after free in Aura
Use after free in Aura. Red Hat rates this important (CVSS 8.2). Weakness: CWE-825. 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-2026-7910] Use after free in Views
Use after free in Views. Red Hat rates this important (CVSS 7.7). Weakness: CWE-825. 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-2026-7903] Integer overflow in ANGLE
Integer overflow in ANGLE. Red Hat rates this important (CVSS 8.8). 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.
High [CVE-2026-7899] Out of bounds read and write in V8
Out of bounds read and write in V8. Red Hat rates this important (CVSS 8.8). 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.
High [CVE-2026-7896] Integer overflow in Blink
Integer overflow in Blink. Red Hat rates this important (CVSS 8.8). 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.
High [CVE-2026-7929] Use after free in MediaRecording
Use after free in MediaRecording. Red Hat rates this important (CVSS 8.8). Weakness: CWE-825. 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-2026-7926] Use after free in PresentationAPI
Use after free in PresentationAPI. Red Hat rates this important (CVSS 8.8). Weakness: CWE-825. 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-2026-7913] Insufficient policy enforcement in DevTools
Insufficient policy enforcement in DevTools. Red Hat rates this important (CVSS 7.3). Weakness: CWE-266. 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-2026-7916] Insufficient data validation in InterestGroups
Insufficient data validation in InterestGroups. Red Hat rates this important (CVSS 8.2). Weakness: CWE-501. 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-2026-7919] Use after free in Aura
Use after free in Aura. Red Hat rates this important (CVSS 8). Weakness: CWE-825. 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-2026-7925] Use after free in Chromoting
Use after free in Chromoting. Red Hat rates this important (CVSS 8.2). Weakness: CWE-825. 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-2026-7912] Integer overflow in GPU
Integer overflow in GPU. Red Hat rates this important (CVSS 8). 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.
High [CVE-2026-7927] Type Confusion in Runtime
Type Confusion in Runtime. Red Hat rates this important (CVSS 8.8). Weakness: CWE-843. 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-2026-34956] Openvswitch: open vswitch: denial of service via malformed ftp epasv command
A flaw was found in Open vSwitch. This heap access error can lead to a crash, resulting in a Denial of Service (DoS) for the affected system. Red Hat severity: Moderate — CVSS 5.9 (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H). Weakness: CWE-120. Affected Red Hat products: Fast Datapath for RHEL 7; Fast Datapath for RHEL 8; Fast Datapath for RHEL 9; Red Hat Enterprise Linux 7; Red Hat OpenShift Container Platform 4; Red Hat OpenStack Platform 13 (Queens); Red Hat OpenStack Platform 16.2; Red Hat OpenStack Platform 17.1; Red Hat OpenStack Platform 18.0. Red Hat does not currently list a fixing RHSA for this CVE. Affected products named by the advisory: Red Hat package: openvswitch.
Medium [CVE-2026-34002] X.Org X server: Information disclosure or Denial of Service via out-of-bounds read in XKB modifier map handling
X.Org X server: Information disclosure or Denial of Service via out-of-bounds read in XKB modifier map handling. Red Hat rates this moderate (CVSS 6.1). Weakness: CWE-805. Affected package(s): tigervnc, xorg-x11-server-Xwayland, xorg-x11-server. Resolved in Red Hat advisory RHSA-2026:24341 — 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 6 Extended Lifecycle Support - EXTENSION; Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; and 11 more.
Medium [CVE-2026-34000] X.Org X server: Information disclosure and denial of service via out-of-bounds read in XKB geometry processing.
X.Org X server: Information disclosure and denial of service via out-of-bounds read in XKB geometry processing.. Red Hat rates this moderate (CVSS 6.1). Weakness: CWE-125. Affected package(s): tigervnc, xorg-x11-server-Xwayland, xorg-x11-server. Resolved in Red Hat advisory RHSA-2026:24341 — 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 6 Extended Lifecycle Support - EXTENSION; Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; and 11 more.
Medium [CVE-2026-7915] Insufficient data validation in DevTools
Insufficient data validation in DevTools. Red Hat rates this important (CVSS 4.3). Weakness: CWE-346. 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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