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Ubuntu Security Notice USN-6818-4

Posted Jun 19, 2024

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6818-4 - Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service. It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker could use this to cause a denial of service.

tags | advisory, remote, denial of service, kernel, local, tcp

systems | linux, ubuntu

advisories | CVE-2023-52443, CVE-2023-52444, CVE-2023-52445, CVE-2023-52447, CVE-2023-52448, CVE-2023-52451, CVE-2023-52452, CVE-2023-52453, CVE-2023-52454, CVE-2023-52455, CVE-2023-52457, CVE-2023-52458, CVE-2023-52462, CVE-2023-52465

SHA-256 | 45d09107b41d33ef414306980ca5ee46652a668706bd63539fc356423258d542

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