CVE-2023-6200 Kernel: icmpv6 router advertisement packets, aka linux tcp/ip remote code execution vulnerability

What is CVE-2023-6200?

CVE-2023-6200 is a high-severity vulnerability in Linux kernel, published on 28 Jan 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-362

Which versions are affected by CVE-2023-6200?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2023-6200?

Apply the vendor's patch.

Is CVE-2023-6200 being exploited?

There is no known exploitation of CVE-2023-6200 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as AZL-34029, AZL-34866, DEBIAN-CVE-2023-6200, GHSA-ghww-f45r-4r4w, UBUNTU-CVE-2023-6200.