DSA-2022-291: Dell Client Security Update for Dell Client BIOS

Résumé: Dell Client Consumer platform remediation is available for this vulnerability that may be exploited by malicious users to compromise the affected systems.

Cet article concerne Cet article ne concerne pas Cet article n’est associé à aucun produit spécifique. Toutes les versions du produit ne sont pas identifiées dans cet article.

Impact

High

Détails

Proprietary Code CVE Description CVSS Base Score CVSS Vector String
CVE-2022-34401 Dell BIOS contains a stack-based buffer overflow vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to send larger than expected input to a parameter in order to gain arbitrary code execution in SMRAM.
7.5


CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

See the table below for Dell Client BIOS releases containing resolutions to these vulnerabilities. Dell recommends all customers update at the earliest opportunity.

Go to the Drivers and Downloads site for updates on the applicable products. To learn more, see Dell KB article 124211: Dell BIOS Updates, and download the update for your Dell computer.

Customers may use one of the Dell notification solutions to be notified and download driver, BIOS, and firmware updates automatically once available.
Proprietary Code CVE Description CVSS Base Score CVSS Vector String
CVE-2022-34401 Dell BIOS contains a stack-based buffer overflow vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to send larger than expected input to a parameter in order to gain arbitrary code execution in SMRAM.
7.5


CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

See the table below for Dell Client BIOS releases containing resolutions to these vulnerabilities. Dell recommends all customers update at the earliest opportunity.

Go to the Drivers and Downloads site for updates on the applicable products. To learn more, see Dell KB article 124211: Dell BIOS Updates, and download the update for your Dell computer.

Customers may use one of the Dell notification solutions to be notified and download driver, BIOS, and firmware updates automatically once available.
Dell Technologies recommande à tous les clients de prendre en compte à la fois le score de base CVSS et les scores temporels et environnementaux pertinents qui peuvent avoir un impact sur la gravité potentielle associée à une faille de sécurité donnée.

Produits concernés et mesure corrective

Product BIOS Update Version BIOS Release Date (MM/DD/YYYY)
Alienware m15 A6 1.4.3 09/29/2022
Alienware m17 Ryzen Edition R5 1.4.3 09/29/2022
Dell G15 5525 1.4.3 09/29/2022
Product BIOS Update Version BIOS Release Date (MM/DD/YYYY)
Alienware m15 A6 1.4.3 09/29/2022
Alienware m17 Ryzen Edition R5 1.4.3 09/29/2022
Dell G15 5525 1.4.3 09/29/2022

Historique des révisions

RevisionDateDescription
1.02022/10/27Initial Release

Remerciements

Dell Technologies would like to thank Cederic Laumen (@ling_sec) for reporting CVE-2022-34401.
 

Informations connexes

Produits concernés

Alienware M15, Alienware m17 R5 AMD, Alienware m15, Dell G15 5525
Propriétés de l’article
Numéro d’article: 000204679
Type d’article: Dell Security Advisory
Dernière modification: 01 nov. 2022
Trouvez des réponses à vos questions auprès d’autres utilisateurs Dell
Services de support
Vérifiez si votre appareil est couvert par les services de support.