IM
IronMonkey Threat Research

CVE-2024-35940 MEDIUM

Published: 2024-05-19 | Last Modified: 2026-05-12 | Status: Modified

Description

In the Linux kernel, the following vulnerability has been resolved: pstore/zone: Add a null pointer check to the psz_kmsg_read kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity.

Additional Descriptions (1)

En el kernel de Linux, se resolvió la siguiente vulnerabilidad: pstore/zone: agregue una verificación de puntero null a psz_kmsg_read kasprintf() devuelve un puntero a la memoria asignada dinámicamente que puede ser NULL en caso de falla. Asegúrese de que la asignación haya sido exitosa verificando la validez del puntero.

CVSS Metrics

Base Score: 5.5 (MEDIUM)

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

Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactNONE
Integrity ImpactNONE
Availability ImpactHIGH

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Type: Secondary

Exploitability Score: 1.8

Impact Score: 3.6

Weaknesses

Source Type Description
134c704f-9b21-4f2e-91b3-4a467353bcc0 Secondary
en CWE-476

Affected Products

Vendor Product Version Update Type
linux linux_kernel * <built-in method update of dict object at 0x7fd2d39fd580> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd36a289c80> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd36a28b640> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd368d70a00> Operating System
linux linux_kernel * <built-in method update of dict object at 0x7fd2d39fc880> Operating System
debian debian_linux 10.0 <built-in method update of dict object at 0x7fd2d39fe640> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

References