In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Sign-extend struct ops return values properly The ns_bpf_qdisc selftest triggers a kernel panic: Oops[#1]: CPU 0 Unable to handle kernel paging request at virtual address 0000000000741d58, era == 90000000851b5ac0, ra == 90000000851b5aa4 CPU: 0 UID: 0 PID: 449 Comm: test_progs Tainted: G OE 6.16.0+ #3 PREEMPT(full) Tainted: [O]=OOT_MODULE, [E]=UNSIGNED_MODULE Hardware name: QEMU QEMU Virtual Machine, BIOS unknown 2/2/2022 pc 90000000851b5ac0 ra 90000000851b5aa4 tp 90000001076b8000 sp 90000001076bb600 a0 0000000000741ce8 a1 0000000000000001 a2 90000001076bb5c0 a3 0000000000000008 a4 90000001004c4620 a5 9000000100741ce8 a6 0000000000000000 a7 0100000000000000 t0 0000000000000010 t1 0000000000000000 t2 9000000104d24d30 t3 0000000000000001 t4 4f2317da8a7e08c4 t5 fffffefffc002f00 t6 90000001004c4620 t7 ffffffffc61c5b3d t8 0000000000000000 u0 0000000000000001 s9 0000000000000050 s0 90000001075bc80...

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Sign-extend struct ops return values properly The ns_bpf_qdisc selftest triggers a kernel panic: Oops[#1]: CPU 0 Unable to handle kernel paging request at virtual address 0000000000741d58, era == 90000000851b5ac0, ra == 90000000851b5aa4 CPU: 0 UID: 0 PID: 449 Comm: test_progs Tainted: G OE 6.16.0+ #3 PREEMPT(full) Tainted: [O]=OOT_MODULE, [E]=UNSIGNED_MODULE Hardware name: QEMU QEMU Virtual Machine, BIOS unknown 2/2/2022 pc 90000000851b5ac0 ra 90000000851b5aa4 tp 90000001076b8000 sp 90000001076bb600 a0 0000000000741ce8 a1 0000000000000001 a2 90000001076bb5c0 a3 0000000000000008 a4 90000001004c4620 a5 9000000100741ce8 a6 0000000000000000 a7 0100000000000000 t0 0000000000000010 t1 0000000000000000 t2 9000000104d24d30 t3 0000000000000001 t4 4f2317da8a7e08c4 t5 fffffefffc002f00 t6 90000001004c4620 t7 ffffffffc61c5b3d t8 0000000000000000 u0 0000000000000001 s9 0000000000000050 s0 900000010...

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Sign-extend struct ops return values properly The ns_bpf_qdisc selftest triggers a kernel panic: Oops[#1]: CPU 0 Unable to handle kernel paging request at virtual address 0000000000741d58, era == 90000000851b5ac0, ra == 90000000851b5aa4 CPU: 0 UID: 0 PID: 449 Comm: test_progs Tainted: G OE 6.16.0+ #3 PREEMPT(full) Tainted: [O]=OOT_MODULE, [E]=UNSIGNED_MODULE Hardware name: QEMU QEMU Virtual Machine, BIOS unknown 2/2/2022 pc 90000000851b5ac0 ra 90000000851b5aa4 tp 90000001076b8000 sp 90000001076bb600 a0 0000000000741ce8 a1 0000000000000001 a2 90000001076bb5c0 a3 0000000000000008 a4 90000001004c4620 a5 9000000100741ce8 a6 0000000000000000 a7 0100000000000000 t0 0000000000000010 t1 0000000000000000 t2 9000000104d24d30 t3 0000000000000001 t4 4f2317da8a7e08c4 t5 fffffefffc002f00 t6 90000001004c4620 t7 ffffffffc61c5b3d t8 0000000000000000 u0 0000000000000001 s9 0000000

In the Linux kernel, the following vulnerability has been resolved: L ...

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Sign-extend struct ops return values properly The ns_bpf_qdisc selftest triggers a kernel panic: Oops[#1]: CPU 0 Unable to handle kernel paging request at virtual address 0000000000741d58, era == 90000000851b5ac0, ra == 90000000851b5aa4 CPU: 0 UID: 0 PID: 449 Comm: test_progs Tainted: G OE 6.16.0+ #3 PREEMPT(full) Tainted: [O]=OOT_MODULE, [E]=UNSIGNED_MODULE Hardware name: QEMU QEMU Virtual Machine, BIOS unknown 2/2/2022 pc 90000000851b5ac0 ra 90000000851b5aa4 tp 90000001076b8000 sp 90000001076bb600 a0 0000000000741ce8 a1 0000000000000001 a2 90000001076bb5c0 a3 0000000000000008 a4 90000001004c4620 a5 9000000100741ce8 a6 0000000000000000 a7 0100000000000000 t0 0000000000000010 t1 0000000000000000 t2 9000000104d24d30 t3 0000000000000001 t4 4f2317da8a7e08c4 t5 fffffefffc002f00 t6 90000001004c4620 t7 ffffffffc61c5b3d t8 0000000000000000 u0 0000000000000001 s9 0000...

Уязвимость функций arch_free_bpf_trampoline() и __arch_prepare_bpf_trampoline() ядра операционной системы Linux, позволяющая нарушителю вызвать отказ в обслуживании