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Merge pull request from madaidan/msr

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Blacklist CPU MSRs
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Patrick Schleizer 2019-12-22 15:26:07 +00:00 • committed by GitHub
commit bce02ffdc0
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2 changed files with 6 additions and 0 deletions
debian
control
etc/modprobe.d
msr.conf

3
debian/control vendored
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@ -103,6 +103,9 @@ Description: enhances misc security settings
/lib/systemd/system/hide-hardware-info.service
/lib/systemd/system/user@.service.d/sysfs.conf
/etc/hide-hardware-info.d/30_default.conf
.
* The MSR kernel module is blacklisted to prevent CPU MSRs from being
abused to write to arbitrary memory.
.
Improve Entropy Collection
.

3
etc/modprobe.d/msr.conf Normal file
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@ -0,0 +1,3 @@
# Blacklist CPU MSRs as they can be abused to write to
# arbitrary memory.
install msr /bin/false