Red Hat Linux Security Advisories & CVEs
5287 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 Linux 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 Linux advisories
High [CVE-2026-11687] Use after free in Dawn
Use after free in Dawn. 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-2026-11653] Insufficient validation of untrusted input in Extensions
Insufficient validation of untrusted input in Extensions. Red Hat rates this important (CVSS 8.7). Weakness: CWE-653. 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-2026-11667] Out of bounds read in WebRTC
Out of bounds read in WebRTC. Red Hat rates this important (CVSS 8.3). 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-2026-11682] Insufficient validation of untrusted input in Views
Insufficient validation of untrusted input in Views. Red Hat rates this important (CVSS 8.2). Weakness: CWE-653. 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-2026-11636] Use after free in Autofill
Use after free in Autofill. 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-2026-11630] Use after free in File Input
Use after free in File Input. 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-2026-11698] Use after free in Bluetooth
Use after free in Bluetooth. Red Hat rates this important (CVSS 8.8). Weakness: CWE-1341. 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-2026-11651] Use after free in Network
Use after free in Network. 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-2026-11677] Race in Network
Race in Network. Red Hat rates this important (CVSS 7.3). Weakness: CWE-368. 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-2026-11688] Object lifecycle issue in SVG
Object lifecycle issue in SVG. Red Hat rates this important (CVSS 8.8). Weakness: CWE-823. 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-2026-11689] Insufficient validation of untrusted input in Passwords
Insufficient validation of untrusted input in Passwords. Red Hat rates this important (CVSS 8.7). Weakness: CWE-1100. 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-2026-11693] Inappropriate implementation in Plugins
Inappropriate implementation in Plugins. Red Hat rates this important (CVSS 8.7). Weakness: CWE-653. 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-2026-11656] Use after free in ServiceWorker
Use after free in ServiceWorker. 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-2026-11639] Use after free in Compositing
Use after free in Compositing. 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.
Medium [CVE-2026-43951] Out-of-bounds Read in mod_headers and mod_mime
Out-of-bounds Read in mod_headers and mod_mime. Red Hat rates this moderate (CVSS 6.5). Weakness: CWE-125. Affected package(s): mod_http2. Resolved in Red Hat advisory RHSA-2026:34355 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1.
Medium [CVE-2026-11678] Integer overflow in libyuv
Integer overflow in libyuv. Red Hat rates this important (CVSS 5). 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.
Medium [CVE-2026-11628] Use after free in Ozone
Use after free in Ozone. Red Hat rates this important (CVSS 6.6). 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.
Medium [CVE-2026-11696] Uninitialized Use in Video
Uninitialized Use in Video. Red Hat rates this important (CVSS 6.5). Weakness: CWE-824. 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-2026-11666] Insufficient validation of untrusted input in Input
Insufficient validation of untrusted input in Input. Red Hat rates this important (CVSS 5.4). 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-2026-11665] Out of bounds read in Dawn
Out of bounds read in Dawn. Red Hat rates this important (CVSS 6.5). 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.