CVE-2022-33906
En bref
- Source
- NVD
- EPSS
- EPSS 0.16 % · centile 5 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- mitre
- Statut NVD
- Modified
Description
DMA transactions which are targeted at input buffers used for the FwBlockServiceSmm software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the FwBlockServiceSmm driver could cause SMRAM corruption through a TOCTOU attack. This issue was discovered by Insyde engineering based on the general description provided by Intel's iSTARE group. Fixed in kernel 5.2: 05.27.23, 5.3: 05.36.23, 5.4: 05.44.23, 5.5: 05.52.23 https://www.insyde.com/security-pledge/SA-2022048
Faiblesses (CWE)
- CWE-367 — Situation de compétition TOCTOU
Références
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.4 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
| CVSS 3.1 | MEDIUM 6.4 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 3.1 | MEDIUM 6.4 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Références européennes
- ENISA EUVD · EUVD-2022-36943
- GCVE · GCVE-0-2022-33906
Avis du CERT-FR
- CERTFR-2023-AVI-0121 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
Configurations affectées (CPE NVD)
cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*≥ 5.2 < 5.2.05.27.23cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*≥ 5.3 < 5.3.05.36.23cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*≥ 5.4 < 5.4.05.44.23cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*≥ 5.5 < 5.5.05.52.23
Produits affectés
| Produit | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |