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feat(downfall): add downfall checks

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Sébastien Mériot
2023-08-09 14:50:22 +00:00
committed by Stéphane Lesimple
parent 8ba3751cf7
commit 227c0aab1e
3 changed files with 203 additions and 104 deletions
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README.md
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@ -20,6 +20,7 @@ CVE
[CVE-2019-11135](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11135) | TSX asynchronous abort | TAA, ZombieLoad V2
[CVE-2018-12207](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12207) | Machine Check Exception on Page Size Changes | MCEPSC, No eXcuses, iTLB Multihit
[CVE-2020-0543](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-0543) | Special Register Buffer Data Sampling | SRBDS
[CVE-2022-40982](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-40982) | Gather Data Sampling | GDS, Downfall
[CVE-2023-20593](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-20593) | Cross-Process Information Leak | Zenbleed
Supported operating systems:
@ -180,6 +181,12 @@ docker run --rm --privileged -v /boot:/boot:ro -v /dev/cpu:/dev/cpu:ro -v /lib/m
- Mitigation: microcode update + kernel update helping to protect various CPU internal buffers from unprivileged speculative access to data
- Performance impact of the mitigation: low
**CVE-2022-40982** Gather Data Sampling (GDS, Downfall)
- Impact: Kernel & all software
- Mitigation: either microcode update or disabling AVX feature
- Performance impact of the mitigation: TBD
**CVE-2023-20593** Cross-Process Information Leak (Zenbleed)
- Impact: Kernel & all software