Known vulnerabilities in Red Hat Enterprise Linux 9.6 Extended Update Support

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CVE list

CVE	Summary	Score	Published
CVE-2026-2778	Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component	10.0 Critical	Feb 24, 2026
CVE-2026-2776	Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software	10.0 Critical	Feb 24, 2026
CVE-2026-2777	Privilege escalation in the Messaging System component	9.8 Critical	Feb 24, 2026
CVE-2026-2775	Mitigation bypass in the DOM: HTML Parser component	9.8 Critical	Feb 24, 2026
CVE-2026-2773	Incorrect boundary conditions in the Web Audio component	9.8 Critical	Feb 24, 2026
CVE-2026-2771	Undefined behavior in the DOM: Core & HTML component	9.8 Critical	Feb 24, 2026
CVE-2026-2768	Sandbox escape in the Storage: IndexedDB component	10.0 Critical	Feb 24, 2026
CVE-2026-2766	Use-after-free in the JavaScript Engine: JIT component	9.8 Critical	Feb 24, 2026
CVE-2026-2764	JIT miscompilation, use-after-free in the JavaScript Engine: JIT component	9.8 Critical	Feb 24, 2026
CVE-2026-2765	Use-after-free in the JavaScript Engine component	9.8 Critical	Feb 24, 2026
CVE-2026-2763	Use-after-free in the JavaScript Engine component	9.8 Critical	Feb 24, 2026
CVE-2026-2761	Sandbox escape in the Graphics: WebRender component	10.0 Critical	Feb 24, 2026
CVE-2026-2762	Integer overflow in the JavaScript: Standard Library component	9.8 Critical	Feb 24, 2026
CVE-2026-2760	Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component	10.0 Critical	Feb 24, 2026
CVE-2026-2759	Incorrect boundary conditions in the Graphics: ImageLib component	9.8 Critical	Feb 24, 2026
CVE-2026-2758	Use-after-free in the JavaScript: GC component	9.8 Critical	Feb 24, 2026
CVE-2026-2757	Incorrect boundary conditions in the WebRTC: Audio/Video component	9.8 Critical	Feb 24, 2026
CVE-2026-0879	Sandbox escape due to incorrect boundary conditions in the Graphics component	9.8 Critical	Jan 13, 2026

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