Red Hat Linux RHEL & SELinux Vulnerabilities & Security Advisories
2536 advisories tracked · Red Hat Security Data API · 2 listed in the CISA Known Exploited Vulnerabilities catalog
Every row below is a published Red Hat Linux advisory that VulniPulse classified as RHEL & SELinux, with the CVEs, affected and fixed releases and exploitation status the vendor stated. Severity mix: 50 critical, 896 high, 1323 medium, 265 low.
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Latest Red Hat RHEL & SELinux advisories
Medium [CVE-2026-101780] Denial of Service via X Plugin
Denial of Service via X Plugin. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-617. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101778] Denial of Service
Denial of Service. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101774] Denial of service via Pluggable Authentication component
Denial of service via Pluggable Authentication component. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-303. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat Hardened Images; Red Hat package: mysql8.4.
Medium [CVE-2026-101776] Denial of Service in Group Replication plugin
Denial of Service in Group Replication plugin. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-835. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101766] Denial of service in replication component
Denial of service in replication component. Red Hat rates this moderate (CVSS 4.4). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101762] Denial of Service via security encryption component
Denial of Service via security encryption component. Red Hat rates this moderate (CVSS 5.3). Weakness: CWE-327. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101761] Denial of Service via security encryption component
Denial of Service via security encryption component. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-770. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101760] Denial of service in InnoDB
Denial of service in InnoDB. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101754] Denial of Service via client programs
Denial of Service via client programs. Red Hat rates this moderate (CVSS 4.4). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101751] Denial of Service in Group Replication
Denial of Service in Group Replication. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101750] Denial of Service in Clone Plugin
Denial of Service in Clone Plugin. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-770. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101748] Denial of Service via the audit component
Denial of Service via the audit component. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101747] Denial of Service in InnoDB
Denial of Service in InnoDB. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101733] Denial of Service via JSON component
Denial of Service via JSON component. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-20. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101732] Denial of Service in Server Optimizer
Denial of Service in Server Optimizer. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101731] Denial of service in the Server Optimizer
Denial of service in the Server Optimizer. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101729] Denial of Service via the Server Replication component
Denial of Service via the Server Replication component. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101730] Denial of Service via Server Optimizer component
Denial of Service via Server Optimizer component. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-400. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.
Medium [CVE-2026-101728] Denial of Service in Pluggable Auth
Denial of Service in Pluggable Auth. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-303. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat Hardened Images; Red Hat package: mysql8.4.
Medium [CVE-2026-101727] Denial of Service via the Replication component
Denial of Service via the Replication component. Red Hat rates this moderate (CVSS 4.9). Weakness: CWE-617. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat package: mysql8.4.