CVE-2024-27815

TURPENTINE XNU Kernel Buffer Overflow

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in tvOS 17.5, visionOS 1.2, iOS 17.5 and iPadOS 17.5, watchOS 10.5, macOS Sonoma 14.5. An app may be able to execute arbitrary code with kernel privileges.

Se solucionó un problema de escritura fuera de los límites con una validación de entrada mejorada. Este problema se solucionó en tvOS 17.5, visionOS 1.2, iOS 17.5 y iPadOS 17.5, watchOS 10.5, macOS Sonoma 14.5. Una aplicación puede ejecutar código arbitrario con privilegios del kernel.

CVE-2024-27815 is a buffer overflow in the XNU kernel that was reported in sbconcat_mbufs. It was publicly fixed in xnu-10063.121.3, released with macOS 14.5, iOS 17.5, and visionOS 1.2. This bug was introduced in xnu-10002.1.13 (macOS 14.0/ iOS 17.0) and was fixed in xnu-10063.121.3 (macOS 14.5/ iOS 17.5). The bug affects kernels compiled with CONFIG_MBUF_MCACHE.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

Poc

Automatable

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2024-02-26 CVE Reserved
2024-06-10 CVE Published
2024-06-20 First Exploit
2024-08-02 CVE Updated
2024-08-11 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (12)

URL	Tag	Source
http://seclists.org/fulldisclosure/2024/Jun/5	Mailing List

URL	Date	SRC
https://github.com/jprx/CVE-2024-27815	2024-06-20

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/en-us/HT214101	2024-07-03
https://support.apple.com/en-us/HT214102	2024-07-03
https://support.apple.com/en-us/HT214104	2024-07-03
https://support.apple.com/en-us/HT214106	2024-07-03
https://support.apple.com/en-us/HT214108	2024-07-03
https://support.apple.com/kb/HT214101	2024-07-03
https://support.apple.com/kb/HT214102	2024-07-03
https://support.apple.com/kb/HT214104	2024-07-03
https://support.apple.com/kb/HT214106	2024-07-03
https://support.apple.com/kb/HT214108	2024-07-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Ipados Search vendor "Apple" for product "Ipados"				< 17.5 Search vendor "Apple" for product "Ipados" and version " < 17.5"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 17.5 Search vendor "Apple" for product "Iphone Os" and version " < 17.5"		-		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				>= 14.0 < 14.5 Search vendor "Apple" for product "Macos" and version " >= 14.0 < 14.5"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 17.5 Search vendor "Apple" for product "Tvos" and version " < 17.5"		-		Affected
Apple Search vendor "Apple"		Visionos Search vendor "Apple" for product "Visionos"				< 1.2 Search vendor "Apple" for product "Visionos" and version " < 1.2"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 10.5 Search vendor "Apple" for product "Watchos" and version " < 10.5"		-		Affected