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| author | Stéphane Lesimple <speed47_github@speed47.net> | 2018-02-02 11:13:54 +0100 |
|---|---|---|
| committer | Stéphane Lesimple <speed47_github@speed47.net> | 2018-02-02 11:13:54 +0100 |
| commit | a2dfca671e05e9ef365128d45841d5958b7a3e0b (patch) | |
| tree | 7c72ff0808238c7b76b8bc2d6fb7f8b148eec0b3 | |
| parent | 36bd80d75fd3217dde94b65598fd5838948882cb (diff) | |
| download | spectre-meltdown-checker-a2dfca671e05e9ef365128d45841d5958b7a3e0b.tar.lz spectre-meltdown-checker-a2dfca671e05e9ef365128d45841d5958b7a3e0b.tar.xz spectre-meltdown-checker-a2dfca671e05e9ef365128d45841d5958b7a3e0b.zip | |
feat: detect disrepancy between found kernel image and running kernel
| -rwxr-xr-x | spectre-meltdown-checker.sh | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/spectre-meltdown-checker.sh b/spectre-meltdown-checker.sh index b0b4e39..ba4ccef 100755 --- a/spectre-meltdown-checker.sh +++ b/spectre-meltdown-checker.sh @@ -993,6 +993,18 @@ else fi if [ -z "$vmlinux" ] || [ ! -r "$vmlinux" ]; then [ -z "$vmlinux_err" ] && vmlinux_err="couldn't extract your kernel from $opt_kernel" +else + vmlinux_version=$(strings "$vmlinux" 2>/dev/null | grep '^Linux version ' | head -1) + if [ -n "$vmlinux_version" ]; then + _verbose "Kernel image is \033[35m$vmlinux_version" + # in live mode, check if the img we found is the correct one + if [ "$opt_live" = 1 ]; then + if ! echo "$vmlinux_version" | grep -qF "$(uname -r)" || \ + ! echo "$vmlinux_version" | grep -qF "$(uname -v)"; then + _warn "Possible disrepancy between your running kernel and the image we found ($opt_kernel), results might be incorrect" + fi + fi + fi fi _info |