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Ubuntu Security Notice USN-6256-1

Posted Jul 27, 2023

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6256-1 - Jiasheng Jiang discovered that the HSA Linux kernel driver for AMD Radeon GPU devices did not properly validate memory allocation in certain situations, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service. Zheng Wang discovered that the Intel i915 graphics driver in the Linux kernel did not properly handle certain error conditions, leading to a double-free. A local attacker could possibly use this to cause a denial of service.

tags | advisory, denial of service, kernel, local

systems | linux, ubuntu

advisories | CVE-2022-3108, CVE-2022-3707, CVE-2022-3903, CVE-2022-4129, CVE-2023-0458, CVE-2023-0459, CVE-2023-1073, CVE-2023-1074, CVE-2023-1075, CVE-2023-1076, CVE-2023-1077, CVE-2023-1078, CVE-2023-1079, CVE-2023-1118

SHA-256 | 53c2946b5d19f257334d1182e7199b58771f576b4b09ca7d1fb73edd8b8401a3

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