aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rwxr-xr-xspectre-meltdown-checker.sh5
1 files changed, 3 insertions, 2 deletions
diff --git a/spectre-meltdown-checker.sh b/spectre-meltdown-checker.sh
index 241ab87..ccdc95d 100755
--- a/spectre-meltdown-checker.sh
+++ b/spectre-meltdown-checker.sh
@@ -530,7 +530,6 @@ pvulnstatus()
esac
}
-
# The 3 below functions are taken from the extract-linux script, available here:
# https://github.com/torvalds/linux/blob/master/scripts/extract-vmlinux
# The functions have been modified for better integration to this script
@@ -1225,7 +1224,7 @@ check_cpu()
_warn "the mitigations for Spectre), or upgrade to a newer one if available."
_warn
else
- pstatus green NO "$ucode_found"
+ pstatus blue NO "$ucode_found"
fi
_info "* CPU vulnerability to the three speculative execution attacks variants"
@@ -1651,6 +1650,8 @@ check_variant2()
pvulnstatus $cve OK "IBRS is mitigating the vulnerability"
elif [ "$ibpb_enabled" = 2 ]; then
pvulnstatus $cve OK "Full IBPB is mitigating the vulnerability"
+ elif [ "$ibrs_supported" = 1 ] && [ "$cpuid_spec_ctrl" != 1 ]; then
+ pvulnstatus $cve VULN "Your kernel is compiled with IBRS but your CPU microcode is lacking support to successfully mitigate the vulnerability"
else
pvulnstatus $cve VULN "IBRS hardware + kernel support OR kernel with retpoline are needed to mitigate the vulnerability"
fi