主页 / unix / 问题 / 521715
Accepted
niving6473
Asked: 2019-05-30 02:41:04 +0800 CST

如何确定哪些模块负责 spectre_v2？

  • 772
SERVER:~ # cat /sys/devices/system/cpu/vulnerabilities/spectre_v2
Mitigation: Full generic retpoline, IBPB, STIBP, RSB filling - vulnerable module loaded
SERVER:~ #

问题：但是如何检测lsmod（？）中的哪个模块容易受到spectre_v2的攻击？SLES 12.3。

security sles

1 个回答

  1. Best Answer
    SERVER:~ # awk '{module=$1; retpcheck="modinfo "module" | grep -c retpoline"; retpcheck | getline found;  close(retpcheck); if (!found) {print "VULNERABLE - No Retpoline found - "module}}' /proc/modules
VULNERABLE - No Retpoline found - mlx4_ib
VULNERABLE - No Retpoline found - mlx4_en
VULNERABLE - No Retpoline found - mlx4_core
VULNERABLE - No Retpoline found - mlx5_ib
VULNERABLE - No Retpoline found - mlx5_core
VULNERABLE - No Retpoline found - mlxfw
VULNERABLE - No Retpoline found - mlx_compat
SERVER:~ #
    • 1

相关问题