Feb. 8, 2024, 1:56 p.m. |

Packet Storm packetstormsecurity.com

Ubuntu Security Notice 6624-1 - 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.

attacker channel denial of service device driver ethernet event free implementation infrastructure kernel linux linux kernel notice race race condition security security notice service ubuntu use-after-free usn wang xen

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