When SMT is enabled, certain AMD processors may speculatively execute instructions using a target from the sibling thread after an SMT mode switch potentially resulting in information disclosure.
CVE-2022-27672
Score 4.7 from GitHub Security Advisory published 2023-03-01. NVD baseline CVSS 4.7; sources differ by 0.0.
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 4.7
- EG Score
- 4.7MEDIUMmedium confidence
- EG Risk
- 26EG Risk 26/100CISA SSVC
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity47% × 45%Exploitation0% × 40%Automatability30% × 15%CISA SSVC: Track at low or medium mission impact; Track or Attend at high (mission-essential systems).Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high. - EPSS PROB
- 0.3%
- EPSS %ILE
- 19th
- KEV
- Not listed
CISA SSVCTrack at low or medium mission impact; Track or Attend at high (mission-essential systems).
A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
Exploitation none (no KEV listing, exploit record or EPSS ≥ 50%) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table
Published
March 1, 2023
Last Modified
April 13, 2026
References (5)
- psirt@amdhttps://security.gentoo.org/glsa/202402-07
- psirt@amdhttps://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1045
- af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/advisory-426.html
- af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202402-07
- af854a3a-2127-422b-91ae-364da2661108https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1045
Vendor Advisories for CVE-2022-27672(2)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(21)
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(16 across 13 ecosystems)
Debian:12(2)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| linux | — |
| — |
| xen | — |
| — |
Debian:13(2)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| linux | — |
| — |
| xen | — |
| — |
Debian:14(2)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| linux | — |
| — |
| xen | — |
| — |
Alpine:v3.16(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| xen | — |
| — |
Alpine:v3.17(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| xen | — |
| — |
Alpine:v3.18(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| xen | — |
| — |
Alpine:v3.19(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| xen | — |
| — |
Alpine:v3.20(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| xen | — |
| — |
Alpine:v3.21(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| xen | — |
| — |
Alpine:v3.22(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| xen | — |
| — |
Alpine:v3.23(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| xen | — |
| — |
Alpine:v3.24(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| xen | — |
| — |
Debian:11(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| linux | 5.10.103-1 ... 7.2~rc5-1~exp1 (496 versions) |
| — |
Additional Vendor Advisories
(19)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
- UbuntuUSN-5978-1MEDIUM
Linux kernel (OEM) vulnerabilities
- UbuntuUSN-6079-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6080-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6085-1MEDIUM
Linux kernel (Raspberry Pi) vulnerabilities
- UbuntuUSN-6090-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6091-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6096-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6133-1MEDIUM
Linux kernel (Intel IoTG) vulnerabilities
- UbuntuUSN-6134-1MEDIUM
Linux kernel (Intel IoTG) vulnerabilities
- UbuntuUSN-6284-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6301-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6312-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6314-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6331-1MEDIUM
Linux kernel (Azure) vulnerabilities
- UbuntuUSN-6337-1MEDIUM
Linux kernel (Azure) vulnerabilities
- UbuntuUSN-6385-1MEDIUM
Linux kernel (OEM) vulnerabilities
- UbuntuUSN-6396-1MEDIUM
Linux kernel vulnerabilities
- UbuntuUSN-6396-2MEDIUM
Linux kernel (KVM) vulnerabilities
- UbuntuUSN-6396-3MEDIUM
Linux kernel (Azure) vulnerabilities
Data Freshness Timeline
(refreshed 8× in last 7d / 29× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 219 total refreshes for this CVE.
- 2026-10-09 20:04 UTCEPSS rescore
- 2026-10-08 16:40 UTCEPSS rescore
- 2026-10-07 23:45 UTCEPSS rescore
- 2026-10-07 19:05 UTCOSV refresh
- 2026-10-06 15:14 UTCEPSS rescore
- 2026-10-05 17:40 UTCEPSS rescore
- 2026-10-04 23:19 UTCEPSS rescore
- 2026-10-03 14:23 UTCEPSS rescore
- 2026-10-02 16:23 UTCEPSS rescore
- 2026-09-30 15:53 UTCEG score recompute
- 2026-09-30 15:00 UTCEPSS rescore
- 2026-09-29 15:16 UTCEPSS rescore
- 2026-09-28 13:48 UTCEPSS rescore
- 2026-09-27 13:42 UTCEPSS rescore
- 2026-09-26 15:54 UTCEPSS rescore
- 2026-09-26 00:22 UTCEPSS rescore
- 2026-09-24 14:00 UTCEPSS rescore
- 2026-09-23 13:45 UTCEPSS rescore
- 2026-09-22 14:44 UTCEPSS rescore
- 2026-09-20 20:13 UTCEPSS rescore
- 2026-09-19 15:38 UTCEPSS rescore
- 2026-09-18 19:24 UTCEPSS rescore
- 2026-09-18 01:06 UTCOSV refresh
- 2026-09-16 14:05 UTCEPSS rescore
- 2026-09-15 03:06 UTCEPSS rescore
Show 75 moreShow fewer
- 2026-09-13 16:44 UTCEPSS rescore
- 2026-09-12 14:57 UTCEPSS rescore
- 2026-09-11 14:49 UTCEPSS rescore
- 2026-09-11 09:33 UTCEPSS rescore
- 2026-09-08 21:57 UTCEPSS rescore
- 2026-09-07 15:58 UTCEPSS rescore
- 2026-09-06 13:45 UTCEPSS rescore
- 2026-09-05 15:25 UTCEPSS rescore
- 2026-09-04 13:57 UTCEPSS rescore
- 2026-09-04 13:57 UTCEPSS rescore
- 2026-09-04 05:04 UTCEPSS rescore
- 2026-09-02 14:09 UTCEPSS rescore
- 2026-09-01 13:51 UTCEPSS rescore
- 2026-08-30 19:14 UTCEPSS rescore
- 2026-08-30 01:43 UTCOSV refresh
- 2026-08-30 01:19 UTCEPSS rescore
- 2026-08-28 21:38 UTCEPSS rescore
- 2026-08-27 14:22 UTCEPSS rescore
- 2026-08-26 14:43 UTCEPSS rescore
- 2026-08-25 13:46 UTCEPSS rescore
- 2026-08-24 14:13 UTCEPSS rescore
- 2026-08-23 00:16 UTCEPSS rescore
- 2026-08-21 23:46 UTCEPSS rescore
- 2026-08-20 22:52 UTCEPSS rescore
- 2026-08-19 17:01 UTCEPSS rescore
- 2026-08-18 13:45 UTCEPSS rescore
- 2026-08-17 13:44 UTCEPSS rescore
- 2026-08-16 14:53 UTCEPSS rescore
- 2026-08-16 02:11 UTCEPSS rescore
- 2026-08-15 01:27 UTCEPSS rescore
- 2026-08-13 21:57 UTCEPSS rescore
- 2026-08-13 12:21 UTCOSV refresh
- 2026-08-12 13:48 UTCEPSS rescore
- 2026-08-11 13:38 UTCEPSS rescore
- 2026-08-09 13:44 UTCEPSS rescore
- 2026-08-08 16:34 UTCEPSS rescore
- 2026-08-07 16:24 UTCEPSS rescore
- 2026-08-06 13:44 UTCEPSS rescore
- 2026-08-05 19:15 UTCEPSS rescore
- 2026-08-04 15:07 UTCEPSS rescore
- 2026-08-04 10:35 UTCEPSS rescore
- 2026-08-01 04:13 UTCEPSS rescore
- 2026-07-30 16:25 UTCEPSS rescore
- 2026-07-30 01:28 UTCEPSS rescore
- 2026-07-28 19:51 UTCOSV refresh
- 2026-07-28 15:33 UTCEPSS rescore
- 2026-07-26 14:52 UTCEPSS rescore
- 2026-07-25 14:15 UTCEPSS rescore
- 2026-07-24 14:15 UTCEPSS rescore
- 2026-07-24 14:15 UTCEPSS rescore
- 2026-07-23 14:16 UTCEPSS rescore
- 2026-07-23 14:16 UTCEPSS rescore
- 2026-07-23 02:10 UTCEG score recompute
- 2026-07-22 22:57 UTCEG score recompute
- 2026-07-22 14:06 UTCEPSS rescore
- 2026-07-22 14:06 UTCEPSS rescore
- 2026-07-21 15:22 UTCEPSS rescore
- 2026-07-21 15:22 UTCEPSS rescore
- 2026-07-20 17:05 UTCEPSS rescore
- 2026-07-19 14:29 UTCEPSS rescore
- 2026-07-19 02:27 UTCEPSS rescore
- 2026-07-19 02:27 UTCEPSS rescore
- 2026-07-18 10:03 UTCEPSS rescore
- 2026-07-18 10:02 UTCEPSS rescore
- 2026-07-16 17:00 UTCEPSS rescore
- 2026-07-15 16:56 UTCEPSS rescore
- 2026-07-15 16:56 UTCEPSS rescore
- 2026-07-15 01:58 UTCEPSS rescore
- 2026-07-15 01:58 UTCEPSS rescore
- 2026-07-13 22:27 UTCEPSS rescore
- 2026-07-13 06:11 UTCEPSS rescore
- 2026-07-13 06:11 UTCEPSS rescore
- 2026-07-12 05:44 UTCEPSS rescore
- 2026-07-12 05:44 UTCEPSS rescore
- 2026-07-11 12:41 UTCOSV refresh
Related CVEs(same product + same vendor)
Same product
10 shownAlpine:v3.16:xen
- CVE-2017-10921EG 10.0CRITICAL
- CVE-2017-10920EG 10.0CRITICAL
- CVE-2017-10918EG 10.0CRITICAL
- CVE-2017-10912EG 10.0CRITICAL
- CVE-2016-9603NVD 5.5EG 9.9EPSS p91CRITICAL
- CVE-2017-2620NVD 5.5EG 9.9CRITICAL
- CVE-2018-12892EG 9.9CRITICAL
- CVE-2019-18425EG 9.8CRITICAL
- CVE-2017-10913EG 9.8CRITICAL
- CVE-2017-15597EG 9.1CRITICAL
Same vendor
10 shownubuntu:USN-5978-1 · ubuntu:USN-6079-1 · ubuntu:USN-6284-1
Frequently asked(5)
What is CVE-2022-27672?
When was CVE-2022-27672 disclosed?
Is CVE-2022-27672 actively exploited?
What is the CVSS score of CVE-2022-27672?
How do I remediate CVE-2022-27672?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-27672
Is Your Infrastructure Affected by CVE-2022-27672?
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