Ubuntu Security Notice 5377-1 - It was discovered that the network traffic control 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. Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the Linux kernel did not properly restrict access to the cgroups v1 release_agent feature. A local attacker could use this to gain administrative privileges.
7e8bb3e3236447d1446aec7cdf4a4e028e781bb1a791ee70ba7d1d4a0e3b9b7b
Ubuntu Security Notice 5368-1 - It was discovered that the BPF verifier in the Linux kernel did not properly restrict pointer types in certain situations. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that the network traffic control 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.
5d0b16263370f4a729db7ba7a5a7cdbc7ade51f3de840e5c97e95000dd201eb7
Ubuntu Security Notice 5339-1 - Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the Linux kernel did not properly restrict access to the cgroups v1 release_agent feature. A local attacker could use this to gain administrative privileges. It was discovered that an out-of-bounds memory access flaw existed in the f2fs module of the Linux kernel. A local attacker could use this issue to cause a denial of service.
8e790d8271b3b0cda49ce9f2ce4bb09f4e9b8de73f7d2e6df231b904a157bd46
Ubuntu Security Notice 5338-1 - Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the Linux kernel did not properly restrict access to the cgroups v1 release_agent feature. A local attacker could use this to gain administrative privileges. J
8237e5780ec9d5762a287998415d277ae8d9148196c501305fc7c81735e15f4e
Ubuntu Security Notice 5337-1 - It was discovered that the BPF verifier in the Linux kernel did not properly restrict pointer types in certain situations. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the Linux kernel did not properly restrict access to the cgroups v1 release_agent feature. A local attacker could use this to gain administrative privileges.
4dff7bdfe15d8b868bc4461cfd70105479202ceeccf3bca61cd797c093e0dd5a