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Status published
High
CVE-2023-6200
Kernel: icmpv6 router advertisement packets, aka linux tcp/ip remote code execution vulnerability
Vulnerability Description
A race condition was found in the Linux Kernel. Under certain conditions, an unauthenticated attacker from an adjacent network could send an ICMPv6 router advertisement packet, causing arbitrary code execution.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Red Hat would like to thank Lucas Leong (Trend Micro Zero Day Initiative) for reporting this issue.
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Affected Vendor
Affected Software
kernel, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat Virtualization 4, Fedora
Vulnerable Versions:
6.7-rc7
Timeline
Official Publish:
January 28th, 2024
Last Modified:
June 5th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H