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Linux CVE-2024-49860

HIGH
Access of Resource Using Incompatible Type (Type Confusion) (CWE-843)
2024-10-21 416baaa9-dc9f-4396-8d5f-8c081fb06d67
7.1
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.1 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High

Lifecycle Timeline

1
CVE Published
Oct 21, 2024 - 13:15 nvd
HIGH 7.1

DescriptionNVD

In the Linux kernel, the following vulnerability has been resolved:

ACPI: sysfs: validate return type of _STR method

Only buffer objects are valid return values of _STR.

If something else is returned description_show() will access invalid memory.

AnalysisAI

In the Linux kernel, the following vulnerability has been resolved: ACPI: sysfs: validate return type of _STR method Only buffer objects are valid return values of _STR. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity. This Access of Resource Using Incompatible Type (Type Confusion) vulnerability could allow attackers to execute arbitrary code by exploiting type confusion in the application.

Technical ContextAI

This vulnerability is classified as Access of Resource Using Incompatible Type (Type Confusion) (CWE-843), which allows attackers to execute arbitrary code by exploiting type confusion in the application. In the Linux kernel, the following vulnerability has been resolved: ACPI: sysfs: validate return type of _STR method Only buffer objects are valid return values of _STR. If something else is returned description_show() will access invalid memory. Affected products include: Linux Linux Kernel.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Enforce strict type checking, use type-safe languages, validate object types before operations.

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CVE-2024-49860 vulnerability details – vuln.today

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