CVE-2023-2006 Race condition in Linux kernel's RxRPC network protocol

What is CVE-2023-2006?

CVE-2023-2006 is a high-severity vulnerability in Linux kernel, published on 24 Apr 2023. 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's RxRPC network protocol, within the processing of RxRPC bundles. This issue results from the lack of proper locking when performing operations on an object. This may allow an attacker to escalate privileges and execute arbitrary code in the context of the kernel.

Weakness: CWE-362

Which versions are affected by CVE-2023-2006?

It affects 2 products.

Products include Linux kernel, Netapp Hci Baseboard Management Controller.

How do I fix CVE-2023-2006?

Apply the vendor's patch.

Is CVE-2023-2006 being exploited?

There is no known exploitation of CVE-2023-2006 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-26376, DEBIAN-CVE-2023-2006, GHSA-pvxc-v7pp-fmx4, UBUNTU-CVE-2023-2006.