kernel: net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit

A flaw was found in the Linux kernel. A local privileged user could cause a Denial of Service DoS or system instability by configuring network traffic control with the CAKE Common Applications Kept Enhanced queuing discipline under low memory limits. Because the scheduler incorrectly reported...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from cakeenqueue not returning NETXMITCN correctly when bufferlimit is exceeded, which could lead to an error...

PT-2025-37224

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw exists in the Linux kernel's networking scheduler related to the cake queuing discipline. Specifically, cake enqueue does not return NET XMIT CN when packets are dropped due to...