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enh: --no-runtime and --no-hw modes replacing --live and implicit 'offline' mode

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This commit is contained in:
Stéphane Lesimple
2026-04-08 20:53:00 +02:00
parent 3f7e0a11f7
commit b9c203120b
23 changed files with 135 additions and 118 deletions
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src/vulns/CVE-2018-3639.sh
+3 -3
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@@ -18,7 +18,7 @@ check_CVE_2018_3639_linux() {
fi
if [ "$opt_sysfs_only" != 1 ]; then
pr_info_nol "* Kernel supports disabling speculative store bypass (SSB): "
if [ "$opt_live" = 1 ]; then
if [ "$opt_runtime" = 1 ]; then
if grep -Eq 'Speculation.?Store.?Bypass:' "$g_procfs/self/status" 2>/dev/null; then
kernel_ssb="found in $g_procfs/self/status"
pr_debug "found Speculation.Store.Bypass: in $g_procfs/self/status"
@@ -57,7 +57,7 @@ check_CVE_2018_3639_linux() {
fi
kernel_ssbd_enabled=-1
if [ "$opt_live" = 1 ]; then
if [ "$opt_runtime" = 1 ]; then
# https://elixir.bootlin.com/linux/v5.0/source/fs/proc/array.c#L340
pr_info_nol "* SSB mitigation is enabled and active: "
if grep -Eq 'Speculation.?Store.?Bypass:[[:space:]]+thread' "$g_procfs/self/status" 2>/dev/null; then
@@ -106,7 +106,7 @@ check_CVE_2018_3639_linux() {
# if msg is empty, sysfs check didn't fill it, rely on our own test
if [ -n "$cap_ssbd" ]; then
if [ -n "$kernel_ssb" ]; then
if [ "$opt_live" = 1 ]; then
if [ "$opt_runtime" = 1 ]; then
if [ "$kernel_ssbd_enabled" -gt 0 ]; then
pvulnstatus "$cve" OK "your CPU and kernel both support SSBD and mitigation is enabled"
else