CVE-2023-41064
Published 2023-09-07 · Updated 2026-06-17 · Source product-security@apple.com
Summary
CVE-2023-41064 is a high-severity (CVSS 7.8) vulnerability in Apple iOS, iPadOS, and macOS. CISA added it to the Known Exploited Vulnerabilities catalog on September 11, 2023, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by October 2, 2023. CISA does not currently list it as used in ransomware campaigns. Apple has 96 vulnerabilities in the KEV catalog, 0 of them linked to ransomware.
All 96 known-exploited Apple vulnerabilities →Description
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 16.6.1 and iPadOS 16.6.1, macOS Monterey 12.6.9, macOS Ventura 13.5.2, iOS 15.7.9 and iPadOS 15.7.9, macOS Big Sur 11.7.10. Processing a maliciously crafted image may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA Known-Exploited Vulnerability
Product: Apple — iOS, iPadOS, and macOS
Name: Apple iOS, iPadOS, and macOS ImageIO Buffer Overflow Vulnerability
Date added: 2023-09-11 · Due: 2023-10-02
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
References
- http://www.openwall.com/lists/oss-security/2023/09/21/4
- https://support.apple.com/en-us/HT213905
- https://support.apple.com/en-us/HT213906
- https://support.apple.com/en-us/HT213913
- https://support.apple.com/en-us/HT213914
- https://support.apple.com/en-us/HT213915
- http://www.openwall.com/lists/oss-security/2023/09/21/4
- https://support.apple.com/en-us/HT213905