sys/kern/sysv_sem.c in OpenBSD through 7.9 has a use-after-free allowing local privilege escalation to root. This is a context switch use-after-free after tsleep in sys_semget().
sys/kern/sysv_sem.c in OpenBSD through 7.9 has a use-after-free allowing local privilege escalation to root. This is a context switch use-after-free after tsleep in sys_semget().
为什么是这个 VPI(可解释·实验性)
VPI 计算依据
| 影响度 | 74.00 |
| 利用信号(无额外利用信号) | ×1.00 |
| VPI | 74.00 |
VPI 公式 vpi-v1