Ubuntu Security Notice 6625-2 - Marek Marczykowski-Górecki discovered that the Xen event channel infrastructure implementation in the Linux kernel contained a race condition. An attacker in a guest VM could possibly use this to cause a denial of service. Zheng Wang discovered a use-after-free in the Renesas Ethernet AVB driver in the Linux kernel during device removal. A privileged attacker could use this to cause a denial of service.
b66fd333f93de3d51bd80224f8e2d3a19cbfc05e73e64ee252cbdbc53d94990c