USN-6249-1

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USN-6249-1

Summary: linux-oem-6.1 vulnerabilities

Details: Ruihan Li discovered that the memory management subsystem in the Linux kernel contained a race condition when accessing VMAs in certain conditions, leading to a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service (system crash) or execute arbitrary code. (CVE-2023-3269) Querijn Voet discovered that a race condition existed in the io_uring subsystem in the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2023-3389)

References: https://ubuntu.com/security/notices/USN-6249-1, https://ubuntu.com/security/CVE-2023-3269, https://ubuntu.com/security/CVE-2023-3389