CVE-2024-50127 - Netgear Linux Kernel Use-After-Free Vulnerability

CVE ID : CVE-2024-50127
Published : Nov. 5, 2024, 6:15 p.m. | 24 minutes ago
Description : In the Linux kernel, the following vulnerability has been resolved: net: sched: fix use-after-free in taprio_change() In 'taprio_change()', 'admin' pointer may become dangling due to sched switch / removal caused by 'advance_sched()', and critical section protected by 'q->current_entry_lock' is too small to prevent from such a scenario (which causes use-after-free detected by KASAN). Fix this by prefer 'rcu_replace_pointer()' over 'rcu_assign_pointer()' to update 'admin' immediately before an attempt to schedule freeing.
Severity: 0.0 | NA
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