CVE-2025-22840 | Vulnetix

CVE-2025-22840 PUBLISHED CVSS 5.3 MEDIUM

Reported by intel · Published August 12, 2025

Sequence of processor instructions leads to unexpected behavior for some Intel(R) Xeon(R) 6 Scalable processors may allow an authenticated user to potentially enable escalation of privilege via local access

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

Package	Ecosystem	Fixed in
microcode_ctl	Amazon Linux	2:2.1-53.amzn2023.0.14

Risk scores

CVSS 4.0

5.3

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N

Affected products

Vendor	Product	Versions
n/a	Intel(R) Xeon(R) 6 Scalable processors	See references
amazon:2023	microcode_ctl	0
n/a	Intel(R) Xeon(R) 6 Scalable processors	*
amazon:2	microcode_ctl	0
alpine	intel-ucode	0

Timeline

Aug 12, 2025 Coalition ESS Score (10 in total, the first dated here)
Aug 12, 2025 CVE Published
Aug 13, 2025 EPSS Score (30 in total, the first dated here)
Mar 11, 2026 CVE Updated
Jun 2, 2026 Security Advisory (3 in total, the first dated here)
Aug 10, 2026 Distribution Patch

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln CVE-2025-22840
vulnetix vdb fixes CVE-2025-22840

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curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/CVE-2025-22840/fixes/registry"

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References

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