Red Hat Linux Security Advisories & CVEs
275 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.
Official source
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
Low [CVE-2026-17947] Use after free in WebSockets
Use after free in WebSockets. Red Hat rates this low. Weakness: CWE-825.
Low [CVE-2026-17946] Uninitialized Use in Dawn
Uninitialized Use in Dawn. Red Hat rates this low (CVSS 2.8). Weakness: CWE-824.
Low [CVE-2026-17945] Inappropriate implementation in Navigation
Inappropriate implementation in Navigation. Red Hat rates this low (CVSS 2.8). Weakness: CWE-79.
Low [CVE-2026-17940] Insufficient validation of untrusted input in Picture-in-Picture
Insufficient validation of untrusted input in Picture-in-Picture. Red Hat rates this low. Weakness: CWE-1286.
Low [CVE-2026-17938] Inappropriate implementation in FullScreen
Inappropriate implementation in FullScreen. Red Hat rates this low. Weakness: CWE-1021.
Low [CVE-2026-17936] Inappropriate implementation in DevTools
Inappropriate implementation in DevTools. Red Hat rates this low. Weakness: CWE-1021.
Low [CVE-2026-17927] Insufficient policy enforcement in DevTools
Insufficient policy enforcement in DevTools. Red Hat rates this low (CVSS 2.8). Weakness: CWE-346.
Low [CVE-2026-17924] Use after free in DNS
Use after free in DNS. Red Hat rates this low (CVSS 3.2). Weakness: CWE-825.
Low [CVE-2026-17921] Insufficient validation of untrusted input in Navigation
Insufficient validation of untrusted input in Navigation. Red Hat rates this low. Weakness: CWE-1286.
Low [CVE-2026-17916] Insufficient policy enforcement in Settings
Insufficient policy enforcement in Settings. Red Hat rates this low (CVSS 3.3). Weakness: CWE-266.
Low [CVE-2026-17910] Insufficient policy enforcement in NFC
Insufficient policy enforcement in NFC. Red Hat rates this low (CVSS 3.1). Weakness: CWE-346.
Low [CVE-2026-17909] Insufficient validation of untrusted input in Isolated Web Apps
Insufficient validation of untrusted input in Isolated Web Apps. Red Hat rates this low (CVSS 3.1). Weakness: CWE-346.
Low [CVE-2026-17908] Insufficient validation of untrusted input in Printing
Insufficient validation of untrusted input in Printing. Red Hat rates this low. Weakness: CWE-1286.
Low [CVE-2026-17906] Insufficient validation of untrusted input in Bluetooth
Insufficient validation of untrusted input in Bluetooth. Red Hat rates this low. Weakness: CWE-1286.
Low [CVE-2026-17903] Insufficient policy enforcement in Chromecast
Insufficient policy enforcement in Chromecast. Red Hat rates this low. Weakness: CWE-79.
Low [CVE-2026-17899] Insufficient policy enforcement in DevTools
Insufficient policy enforcement in DevTools. Red Hat rates this low (CVSS 2.8). Weakness: CWE-266.
Low [CVE-2026-17821] Insufficient policy enforcement in Extensions
Insufficient policy enforcement in Extensions. Red Hat rates this moderate (CVSS 3.9). Weakness: CWE-807.
Low [CVE-2026-17786] Insufficient validation of untrusted input in DevTools
Insufficient validation of untrusted input in DevTools. Red Hat rates this moderate (CVSS 3.9). Weakness: CWE-807.
Low [CVE-2026-6879] Performance degradation in XML processing due to quadratic time complexity
Performance degradation in XML processing due to quadratic time complexity. Red Hat rates this low (CVSS 2.2). Weakness: CWE-770. Red Hat lists fixing advisory RHSA-2026:54534 with package python3-12-main-3.12.13-3.8.hum1, python3-10-main-3.10.20-3.2.hum1, python3-14-main-3.14.7-1.hum1, python3-14-main-3.14.6-2.2.hum1.
Low [CVE-2026-58341] CSRF risk in group messaging state toggle
CSRF risk in group messaging state toggle. Red Hat rates this moderate (CVSS 3.5). Weakness: CWE-22.