CVE-2025-43300: Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability
In CISA’s Known Exploited Vulnerabilities catalog: Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability.
Added , federal remediation due . Known ransomware use: Unknown.
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS 15.8.5, iOS 16.7.12 and iPadOS 16.7.12, iOS 18.6.2 and iPadOS 18.6.2, iPadOS 17.7.10, macOS Sequoia 15.6.1, macOS Sonoma 14.7.8, macOS Ventura 13.7.8. Processing a malicious image file may result in memory corruption. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals.
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Apple: iOS and iPadOSApple: iPadOSApple: macOS
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- support.apple.com/en-us/124925 (opens in new tab)
- support.apple.com/en-us/124926 (opens in new tab)
- support.apple.com/en-us/124927 (opens in new tab)
- support.apple.com/en-us/124928 (opens in new tab)
- support.apple.com/en-us/124929 (opens in new tab)
- support.apple.com/en-us/125141 (opens in new tab)
- support.apple.com/en-us/125142 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)