プロセスに与えられているケーパビリティーや、権限昇格を許されているかなどを確認するには以下を見ればよい。
cat /proc/<PID>/status
/ # cat /proc/1/status Name: sleep Umask: 0022 State: S (sleeping) Tgid: 1 Ngid: 0 Pid: 1 PPid: 0 TracerPid: 0 Uid: 0 0 0 0 Gid: 0 0 0 0 FDSize: 64 Groups: 10 NStgid: 1 NSpid: 1 NSpgid: 1 NSsid: 1 VmPeak: 1304 kB VmSize: 1304 kB VmLck: 0 kB VmPin: 0 kB VmHWM: 4 kB VmRSS: 4 kB RssAnon: 4 kB RssFile: 0 kB RssShmem: 0 kB VmData: 36 kB VmStk: 132 kB VmExe: 892 kB VmLib: 0 kB VmPTE: 28 kB VmSwap: 0 kB HugetlbPages: 0 kB CoreDumping: 0 THP_enabled: 1 Threads: 1 SigQ: 0/15571 SigPnd: 0000000000000000 ShdPnd: 0000000000000000 SigBlk: 0000000000000000 SigIgn: 0000000000000000 SigCgt: 0000000000000000 CapInh: 00000000a80425fb CapPrm: 00000000a80425fb CapEff: 00000000a80425fb CapBnd: 00000000a80425fb CapAmb: 0000000000000000 NoNewPrivs: 1 Seccomp: 0 Speculation_Store_Bypass: thread vulnerable Cpus_allowed: 3 Cpus_allowed_list: 0-1 Mems_allowed: 00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000000,00000001 Mems_allowed_list: 0 voluntary_ctxt_switches: 42 nonvoluntary_ctxt_switches: 79