Ora puoi scaricare il checker da https://github.com/speed47/spectre-meltdown-checker per verificare la tua vulnerabilitàApache92 [url=https://forum.ubuntu-it.org/viewtopic.php?p=5048163#p5048163][img]https://forum.ubuntu-it.org/images/icons/icona-cita.gif[/img][/url] ha scritto:Ora sembra di si, probabilmente dovevo riavviare ma il microcode ora è installato
Codice: Seleziona tutto
wget https://meltdown.ovh -O spectre-meltdown-checker.sh
Codice: Seleziona tutto
chmod +x spectre-meltdown-checker.sh
Codice: Seleziona tutto
sudo ./spectre-meltdown-checker.sh
Codice: Seleziona tutto
corrado@corrado-p8-bb-0308:~$ chmod +x spectre-meltdown-checker.sh
corrado@corrado-p8-bb-0308:~$ sudo ./spectre-meltdown-checker.sh
Spectre and Meltdown mitigation detection tool v0.35
Checking for vulnerabilities on current system
Kernel is Linux 4.15.0-10-generic #11-Ubuntu SMP Tue Feb 13 18:23:35 UTC 2018 x86_64
CPU is Intel(R) Core(TM) i3-7100 CPU @ 3.90GHz
Hardware check
* Hardware support (CPU microcode) for mitigation techniques
* Indirect Branch Restricted Speculation (IBRS)
* SPEC_CTRL MSR is available: NO
* CPU indicates IBRS capability: NO
* Indirect Branch Prediction Barrier (IBPB)
* PRED_CMD MSR is available: NO
* CPU indicates IBPB capability: NO
* Single Thread Indirect Branch Predictors (STIBP)
* SPEC_CTRL MSR is available: NO
* CPU indicates STIBP capability: NO
* Enhanced IBRS (IBRS_ALL)
* CPU indicates ARCH_CAPABILITIES MSR availability: NO
* ARCH_CAPABILITIES MSR advertises IBRS_ALL capability: NO
* CPU explicitly indicates not being vulnerable to Meltdown (RDCL_NO): NO
* CPU microcode is known to cause stability problems: NO (model 158 stepping 9 ucode 0x3a)
* CPU vulnerability to the three speculative execution attacks variants
* Vulnerable to Variant 1: YES
* Vulnerable to Variant 2: YES
* Vulnerable to Variant 3: YES
CVE-2017-5753 [bounds check bypass] aka 'Spectre Variant 1'
* Mitigated according to the /sys interface: YES (kernel confirms that the mitigation is active)
* Kernel has array_index_mask_nospec: YES (1 occurence(s) found of 64 bits array_index_mask_nospec())
* Kernel has the Red Hat/Ubuntu patch: NO
> STATUS: NOT VULNERABLE (Mitigation: __user pointer sanitization)
CVE-2017-5715 [branch target injection] aka 'Spectre Variant 2'
* Mitigated according to the /sys interface: YES (kernel confirms that the mitigation is active)
* Mitigation 1
* Kernel is compiled with IBRS/IBPB support: NO
* Currently enabled features
* IBRS enabled for Kernel space: NO
* IBRS enabled for User space: NO
* IBPB enabled: NO
* Mitigation 2
* Kernel compiled with retpoline option: YES
* Kernel compiled with a retpoline-aware compiler: YES (kernel reports full retpoline compilation)
> STATUS: NOT VULNERABLE (Mitigation: Full generic retpoline)
CVE-2017-5754 [rogue data cache load] aka 'Meltdown' aka 'Variant 3'
* Mitigated according to the /sys interface: YES (kernel confirms that the mitigation is active)
* Kernel supports Page Table Isolation (PTI): YES
* PTI enabled and active: YES
* Running as a Xen PV DomU: NO
> STATUS: NOT VULNERABLE (Mitigation: PTI)
A false sense of security is worse than no security at all, see --disclaimer
corrado@corrado-p8-bb-0308:~$