PT-2023-2818 · Linux+5 · Linux Kernel+5

Quentin Minster + 1 · Publicado 2023-04-27 · Atualizado 2024-08-27 · CVE-2023-32252

Positive Technologies (AI Summary)

CVSS v2.0

7.8

Alta

Vetor base

AV:N/AC:L/Au:N/C:N/I:N/A:C

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 handling of SMB2 LOGOFF commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

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

DoS

NULL Pointer Dereference

Enumeração de Fraquezas

CWE-476

Identificadores relacionados

ALT-PU-2024-4263

ALT-PU-2024-4843

AZL-27635

AZL-27757

BDU:2023-02744

CVE-2023-32252

USN-6338-1

USN-6338-2

USN-6344-1

USN-6626-1

USN-6626-2

USN-6626-3

USN-6628-1

USN-6628-2

ZDI-23-700

Produtos afetados

Alt Linux

Astra Linux

Linux Kernel

Linuxmint

Red Os

Ubuntu

Referências · 71

• https://github.com/torvalds/linux/commit/f5c779b7ddbda30866cf2a27c63e34158f858c73 · Nota
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-32252 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2024-0193 · Aviso do Fabricante
• https://security.netapp.com/advisory/ntap-20231124-0001 · Nota
• https://ubuntu.com/security/notices/USN-6338-1 · 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-2023-6176 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-46813 · Aviso do Fabricante
• https://osv.dev/vulnerability/USN-6338-1 · Aviso do Fabricante
• https://zerodayinitiative.com/advisories/ZDI-23-700 · Nota de Segurança
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-32252 · Aviso do Fabricante
• https://osv.dev/vulnerability/USN-6626-1 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2023-32250 · Aviso do Fabricante
• https://security-tracker.debian.org/tracker/CVE-2023-32252 · Aviso do Fabricante