Introduction

A critical vulnerability, identified as CVE-2025-24118, has been discovered in Apple’s macOS and iPadOS. This issue allows malicious applications to potentially cause unexpected system termination or write kernel memory. This flaw is classified with a CVSS score of 9.8, marking it as highly critical. Affected users are advised to update their systems immediately to prevent exploitation.

Technical Overview

The vulnerability arises due to improper memory handling, which can lead to system crashes or the writing of unauthorized data to kernel memory. This issue is present in macOS versions prior to Sequoia 15.3, Sonoma 14.7.3, and iPadOS 17.7.4. The flaw can be exploited by malicious applications, potentially affecting the integrity and availability of system data.

Impact and CVSS Score

The CVSS score for CVE-2025-24118 is 9.8, which signifies a critical vulnerability. The CVSS vector string for this issue is:

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

This means:

• The attack can be carried out remotely (Network attack vector).
• The vulnerability has low complexity, making it easier to exploit.
• No user interaction is required, which makes it even more dangerous.
• It affects the confidentiality, integrity, and availability of the system.

Apple’s Response

Apple has released fixes for this issue in the latest updates: iPadOS 17.7.4, macOS Sequoia 15.3, and macOS Sonoma 14.7.3. These updates improve memory handling, addressing the vulnerability and preventing unauthorized access to kernel memory.

Conclusion

Given the severity of CVE-2025-24118, it is strongly recommended that all users of affected macOS and iPadOS versions update to the latest versions immediately. Keeping your devices up to date is crucial to ensuring the security and integrity of your data.

References

• Apple Support: CVE-2025-24118 – Security Update
• Apple Support: Additional Information on Security Updates
• Apple Support: macOS Update

CVE-2025-24241: Critical Vulnerability in Apple’s macOS

A critical vulnerability has been identified in Apple’s macOS, iOS, and iPadOS products, known as CVE-2025-24241. This flaw impacts versions of macOS prior to Ventura 13.7.5, macOS Sequoia 15.4, macOS Sonoma 14.7.5, iPadOS 17.7.6, iOS 18.4, and tvOS 18.4. It allows malicious apps to potentially trick users into copying sensitive data to the pasteboard, posing significant risks to user privacy and security.

Technical Details

The vulnerability stems from improper access control mechanisms, which can allow a malicious application to deceive a user into copying confidential information onto the system’s pasteboard. This creates an opportunity for unauthorized access and further exploitation of sensitive data.

The affected macOS systems were vulnerable due to configuration issues, which have now been addressed by Apple with additional restrictions. This vulnerability is particularly critical as it can be exploited remotely without requiring user interaction, making it highly exploitable.

CVSS Score and Impact

The CVSS score for CVE-2025-24241 is 9.8, reflecting its critical severity. The CVSS vector for this vulnerability is:

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

• Attack Vector: Network (remote exploit possible)
• Complexity: Low (easy to exploit)
• User Interaction: None required
• Impact: High impact on confidentiality, integrity, and availability of data

Apple’s Response

Apple has responded quickly by releasing updates for macOS Ventura 13.7.5, macOS Sequoia 15.4, macOS Sonoma 14.7.5, iPadOS 17.7.6, iOS 18.4, and tvOS 18.4. These updates include enhanced checks to prevent unauthorized applications from gaining access to the pasteboard, ensuring data security and system stability.

Conclusion

Given the severity of CVE-2025-24241, it is highly recommended that users of affected macOS, iOS, and iPadOS versions immediately update their systems. Regular updates are crucial to maintaining system security and protecting sensitive user data from exploitation.

Introduction

On January 27, 2025, a critical vulnerability was discovered in Apple’s macOS, identified as CVE-2025-24109. This issue allows malicious applications to potentially access sensitive user data. With a CVSS score of 9.8, this vulnerability poses a significant risk to user privacy and security. Affected users must update their systems immediately to protect their data.

Technical Overview

The vulnerability arises from a downgrade issue related to code-signing restrictions. This issue allows unauthorized apps to bypass security checks and access sensitive user information, including private files and other confidential data. The flaw is present in versions of macOS prior to macOS Ventura 13.7.3, macOS Sequoia 15.3, and macOS Sonoma 14.7.3.

Impact and CVSS Score

The CVSS score for CVE-2025-24109 is 9.8, which is considered critical. The CVSS vector string for this vulnerability is:

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

This indicates the following:

• The attack can be carried out remotely (Network attack vector).
• It has low complexity, making it easier to exploit.
• No user interaction is required, making it highly exploitable.
• The vulnerability impacts confidentiality, integrity, and availability significantly.

Apple’s Response

Apple has addressed this issue in the latest updates for macOS Ventura 13.7.3, macOS Sequoia 15.3, and macOS Sonoma 14.7.3. These updates include additional code-signing restrictions to prevent unauthorized applications from accessing protected user data.

Conclusion

Given the critical nature of CVE-2025-24109, users of older macOS versions should update their systems immediately. Keeping your macOS up-to-date is essential to ensuring your data remains secure and protected from exploitation.

References

• Apple Support: CVE-2025-24109 – Security Update
• Apple Support: Additional Information on Security Updates
• Apple Support: macOS Update

Introduction

A critical vulnerability, CVE-2025-24167, has been discovered in Apple’s iOS, iPadOS, macOS, and Safari. This flaw allows a download’s origin to be incorrectly associated, potentially leading to system instability or exposure of sensitive data. The vulnerability affects versions of iOS and iPadOS prior to 18.4, macOS versions before 15.4, and Safari versions before 18.4. With a CVSS score of 9.8, it is considered a high-severity issue that requires immediate attention from users and administrators alike.

Technical Overview

This vulnerability occurs when the origin of a download is improperly associated due to insufficient state management in the affected Apple products. As a result, an attacker could potentially manipulate download sources, leading to unexpected behavior, such as execution of untrusted files or exposure of sensitive data. The flaw impacts macOS, iOS, iPadOS, and Safari, with versions prior to those mentioned being vulnerable to exploitation.

Impact and CVSS Score

The CVSS score for CVE-2025-24167 is 9.8, marking it as a critical security issue. The CVSS vector string for this vulnerability is:

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

This means:

• The vulnerability can be exploited remotely (Network attack vector).
• It has low complexity, making it easier to exploit.
• It does not require user interaction, increasing the risk of exploitation.
• The vulnerability significantly impacts confidentiality, integrity, and availability.

Apple’s Response

Apple has addressed this issue by releasing updates in Safari 18.4, iOS 18.4, iPadOS 18.4, and macOS Sequoia 15.4. These updates improve state management, preventing the incorrect association of download origins and strengthening overall security. It is strongly recommended that users update their systems immediately to mitigate potential risks.

Conclusion

Given the critical nature of CVE-2025-24167, users of the affected Apple products should update their systems as soon as possible. Regular updates are crucial in maintaining the security of your devices and ensuring the safety of your sensitive information.

References

• Apple Support: CVE-2025-24167 – Security Update
• Apple Support: Additional Information on Security Updates
• Apple Support: Safari Update