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Ubuntu Security Notice USN-6340-1

Posted Sep 6, 2023

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6340-1 - Ruihan Li discovered that the bluetooth subsystem in the Linux kernel did not properly perform permissions checks when handling HCI sockets. A physically proximate attacker could use this to cause a denial of service. Zi Fan Tan discovered that the binder IPC implementation in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.

tags | advisory, denial of service, arbitrary, kernel, local

systems | linux, ubuntu

advisories | CVE-2023-2002, CVE-2023-21255, CVE-2023-2163, CVE-2023-2269, CVE-2023-31084, CVE-2023-3268, CVE-2023-35823, CVE-2023-35824, CVE-2023-35828

SHA-256 | 81bd54266a02c8d1951f5552a2dce659d1ccd3a9fc39bd072510487c34b3e54e

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