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Fencer Vulns
low 1.9

CVE-2022-23830 json

SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity.

published 2023-11-14 2 y ago modified 2026-06-17 4 mo ago also EUVD-2022-28759

cvss
1.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

SMM configuration may not be immutable, as intended, when SNP is enabled resulting in a potential limited loss of guest memory integrity.

Patch / fix

  • amd epyc_9654p_firmware genoapi_1.0.0.1
  • amd epyc_9654_firmware genoapi_1.0.0.1
  • amd epyc_9634_firmware genoapi_1.0.0.1
  • amd epyc_9554p_firmware genoapi_1.0.0.1
  • amd epyc_9554_firmware genoapi_1.0.0.1
  • amd epyc_9534_firmware genoapi_1.0.0.1
  • amd epyc_9474f_firmware genoapi_1.0.0.1
  • amd epyc_9454p_firmware genoapi_1.0.0.1
  • amd epyc_9454_firmware genoapi_1.0.0.1
  • amd epyc_9374f_firmware genoapi_1.0.0.1
  • amd epyc_9354p_firmware genoapi_1.0.0.1
  • amd epyc_9354_firmware genoapi_1.0.0.1
  • amd epyc_9334_firmware genoapi_1.0.0.1
  • amd epyc_9274f_firmware genoapi_1.0.0.1
  • amd epyc_9254_firmware genoapi_1.0.0.1
  • amd epyc_9224_firmware genoapi_1.0.0.1
  • amd epyc_9174f_firmware genoapi_1.0.0.1
  • amd epyc_9124_firmware genoapi_1.0.0.1
  • amd epyc_9684x_firmware genoapi_1.0.0.1
  • amd epyc_9384x_firmware genoapi_1.0.0.1
  • kernel-firmware SLE Module for Basesystem 15 SP5, SLE Micro 5.5, openSUSE Leap 15.5 20230724-150500.3.9.1
  • kernel-firmware SLE Module for Basesystem 15 SP4, SLE Micro 5.4, SLE Micro 5.3 +3 more 20220509-150400.4.25.1
  • kernel-firmware SLES for SAP 12 SP5, SLES 12 SP5 20190618-5.34.1
  • kernel-firmware SLES for SAP 15 SP3, SLES 15 SP3-LTSS, SLE Micro 5.2 +4 more 20210208-150300.4.19.1
  • kernel-firmware SLES for SAP 15 SP2, SLES for SAP 15 SP1, SLES 15 SP2-LTSS +3 more 20200107-150100.3.40.1

suse advisories SUSE-SU-2024:2376-1SUSE-SU-2023:4665-1SUSE-SU-2023:4664-1SUSE-SU-2023:4660-1SUSE-SU-2023:4655-1SUSE-SU-2023:4654-1

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 1.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:N
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected products

  • AMD 3rd Gen AMD EPYC™ Processors
  • AMD 4th Gen AMD EPY™ Processors
  • AMD AMD EPYC™ Embedded 7003

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.