CVE-2023-2007 Race condition in Linux kernel's DPT I2O Controller driver

What is CVE-2023-2007?

CVE-2023-2007 is a high-severity vulnerability in Debian Debian Linux, 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

The specific flaw exists within the DPT I2O Controller driver. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in the context of the kernel.

Weakness: CWE-667, CWE-367

Which versions are affected by CVE-2023-2007?

It affects 8 products.

Products include Debian Debian Linux, Linux kernel, Netapp H300s Firmware, Netapp H410c Firmware, Netapp H410s Firmware, Netapp H500s Firmware and 2 more.

How do I fix CVE-2023-2007?

Apply the vendor's patch.

Is CVE-2023-2007 being exploited?

There is no known exploitation of CVE-2023-2007 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

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

Also known as AZL-26377, DEBIAN-CVE-2023-2007, GHSA-q945-mj3h-45f2, ROOT-OS-UBUNTU-2204-CVE-2023-2007, UBUNTU-CVE-2023-2007.