PT-2023-2821 · Linux+5 · Linux Kernel+5

Mauro Matteo Cascella · Publicado 2023-04-27 · Atualizado 2024-08-22 · CVE-2023-32258

Positive Technologies (AI Summary)

CVSS v3.1

8.1

Alta

Vetor base

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Linux Kernel (affected versions not specified)

Description A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the processing of SMB2 LOGOFF and SMB2 CLOSE commands. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this issue to execute code in the context of the kernel.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Race Condition

Improper Locking

Enumeração de Fraquezas

CWE-362

CWE-667

Identificadores relacionados

ALT-PU-2024-4263

ALT-PU-2024-4843

AZL-27640

AZL-27763

BDU:2023-02747

CVE-2023-32258

USN-6338-1

USN-6338-2

USN-6344-1

USN-6725-1

USN-6725-2

ZDI-23-706

Produtos afetados

Alt Linux

Astra Linux

Linux Kernel

Linuxmint

Red Os

Ubuntu

Referências · 96

• https://github.com/torvalds/linux/commit/abcc506a9a71976a8b4c9bf3ee6efd13229c1e19 · Nota
• https://ubuntu.com/security/CVE-2023-52340 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2024-26591 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-52448 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-52449 · Aviso do Fabricante
• https://ubuntu.com/security/notices/USN-6338-1 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-52463 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-52457 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-32254 · Aviso do Fabricante
• https://redos.red-soft.ru/support/secure/uyazvimosti/support/secure/uyazvimosti/mnozhestvennye-uyazvimosti-yadra-os-05-09-23-1 · Nota
• https://ubuntu.com/security/CVE-2023-2898 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-52438 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-52443 · Aviso do Fabricante
• https://osv.dev/vulnerability/USN-6338-1 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-52467 · Aviso do Fabricante