CVE-2026-53095

A flaw was found in the Linux kernel. This vulnerability allows for the abuse of the kprobewritectx mechanism through freplace in Berkeley Packet Filter BPF kprobe programs. A local attacker could exploit this by attaching a freplace program to a kprobe program that is attached to a kernel...

CVE-2026-53095 bpf: Fix abuse of kprobe_write_ctx via freplace

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix abuse of kprobewritectx via freplace uprobe programs are allowed to modify struct ptregs. Since the actual program type of uprobe is KPROBE, it can be abused to modify struct ptregs via kprobe+freplace when the kprobe...

CVE-2024-47794

In the Linux kernel, the following vulnerability has been resolved: bpf: Prevent tailcall infinite loop caused by freplace There is a potential infinite loop issue that can occur when using a combination of tail calls and freplace. In an upcoming selftest, the attach target for entryfreplace of...

CVE-2024-47794

CVE-2024-47794 (Linux kernel, BPF): A flaw can cause an infinite loop when combining tail calls with freplace, potentially leading to kernel panic. The issue arises if a freplace-extended program is attached to a program in a prog_array map, creating a loop like entry_tc → subprog_tc → entry_frep...