{"id":"CVE-2023-3609","state":"PUBLISHED","title":"Use-after-free in Linux kernel's net/sched: cls_u32 component","description":"A use-after-free vulnerability in the Linux kernel's net/sched: cls_u32 component can be exploited to achieve local privilege escalation.\n\n\n\nIf tcf_change_indev() fails, u32_set_parms() will immediately return an error after incrementing or decrementing the reference counter in tcf_bind_filter(). 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