CVE-2023-4458

MEDIUM

4.0

Descripcion

A flaw was found within the parsing of extended attributes in the kernel ksmbd module. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this to disclose sensitive information on affected installations of Linux. Only systems with ksmbd enabled are vulnerable to this CVE.

Detalles CVE

Puntuacion CVSS v3.14.0

SeveridadMEDIUM

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

Vector de ataqueNETWORK

ComplejidadHIGH

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado11/14/2024

Ultima modificacion8/19/2025

Fuentenvd

Avistamientos honeypot0

Productos afectados

linux:linux_kernel

Debilidades (CWE)

CWE-125

Referencias

https://access.redhat.com/security/cve/CVE-2023-4458(patrick@puiterwijk.org)

https://bugzilla.redhat.com/show_bug.cgi?id=2325516(patrick@puiterwijk.org)

https://www.zerodayinitiative.com/advisories/ZDI-24-590/(patrick@puiterwijk.org)

Correlaciones IOC

Sin correlaciones registradas

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