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CVE-2026-46209

highcovered by 42 sourcesfirst seen 2026-06-26
Multiple vulnerabilities have been discovered in Red Hat Linux kernel. Some of them allow an attacker to cause remote arbitrary code execution, privilege escalation and remote denial of service.

CSIRTS triage

vendor: Red Hatproduct: Linux kernelRemote code executionPrivilege escalationDenial of service
What
Multiple kernel vulnerabilities including remote code execution, privilege escalation, and denial of service flaws.
Who is affected
Red Hat Enterprise Linux and compatible systems running vulnerable kernel versions.
Urgency
Critical; kernel-level RCE vulnerabilities demand immediate patching across all affected systems.
Action
Apply Red Hat kernel security updates via yum/dnf update to patch all identified vulnerabilities.

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Exploitation outlook

Advisory coverage (42)

External references

NVD record for CVE-2026-46209

CVE.org record

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