CVE-2026-53011

A flaw was found in the Linux kernel's networking scheduler, specifically within the taprio module. When the system attempts to switch schedules, a use-after-free vulnerability occurs in the advancesched function. This happens because a pointer to an old schedule entry is still used after the...

CVE-2026-45845

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: fix NULL pointer dereference in class dump When a TAPRIO child qdisc is deleted via RTMDELQDISC, tapriograft is called with new == NULL and stores NULL into q-qdiscscl - 1. Subsequent RTMGETTCLASS dump operatio...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the net/sched/taprio module failing to perform null pointer checks on deleted sub-qdisc objects...

kernel: net/sched: taprio: always validate TCA_TAPRIO_ATTR_PRIOMAP

in linux kernel net/sched taprio, TCATAPRIOATTRPRIOMAP is not correctly validated if multiple calls to tapriochange occur. This can allow arbitrary data to be injected to the kernel...