CVE-2025-43300

CISA description

Apple iOS, iPadOS, and macOS contain an out-of-bounds write vulnerability in the Image I/O framework.

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.

Notes & references

• https://support.apple.com/en-us/124925
• https://support.apple.com/en-us/124926
• https://support.apple.com/en-us/124927
• https://support.apple.com/en-us/124928
• https://support.apple.com/en-us/124929
• https://nvd.nist.gov/vuln/detail/CVE-2025-43300

Where this lands in 800-53

Vulnerability data triggers these controls during assessment and continuous monitoring.

• RA-5 · Vulnerability Monitoring and Scanning
• SI-2 · Flaw Remediation
• CM-6 · Configuration Settings
• SI-7 · Software, Firmware, and Information Integrity
• CM-8 · System Component Inventory

External lookups

• NVD · CVE-2025-43300
• CVE.org · CVE-2025-43300
• CISA KEV catalog (canonical)