CVE-2025-43264: Processing a maliciously crafted image may corrupt process memory in Apple macOS
CVE-2025-43264 is a high-severity vulnerability in Apple macOS where processing a maliciously crafted image may corrupt process memory. This memory corruption issue was addressed with improved memory handling and fixed in macOS Sequoia 15. 6. The vulnerability has a CVSS score of 8. 8, indicating a significant impact on confidentiality, integrity, and availability. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability involves improper memory handling when processing specially crafted images on Apple macOS. Exploiting this flaw could lead to corruption of process memory, potentially allowing an attacker to execute arbitrary code or cause denial of service. The issue is classified under CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer). Apple fixed this vulnerability in macOS Sequoia 15.6 by improving memory handling during image processing.
Potential Impact
Successful exploitation can result in high impact on confidentiality, integrity, and availability of the affected system due to process memory corruption. This could allow attackers to execute arbitrary code or crash affected processes. No known exploits have been reported in the wild so far.
Mitigation Recommendations
This vulnerability is fixed in macOS Sequoia 15.6. Users and administrators should update to this version or later to remediate the issue. Since this is not a cloud service, patching the affected macOS installations is required. No additional mitigation steps are indicated by the vendor advisory.
CVE-2025-43264: Processing a maliciously crafted image may corrupt process memory in Apple macOS
Description
CVE-2025-43264 is a high-severity vulnerability in Apple macOS where processing a maliciously crafted image may corrupt process memory. This memory corruption issue was addressed with improved memory handling and fixed in macOS Sequoia 15. 6. The vulnerability has a CVSS score of 8. 8, indicating a significant impact on confidentiality, integrity, and availability. There are no known exploits in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper memory handling when processing specially crafted images on Apple macOS. Exploiting this flaw could lead to corruption of process memory, potentially allowing an attacker to execute arbitrary code or cause denial of service. The issue is classified under CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer). Apple fixed this vulnerability in macOS Sequoia 15.6 by improving memory handling during image processing.
Potential Impact
Successful exploitation can result in high impact on confidentiality, integrity, and availability of the affected system due to process memory corruption. This could allow attackers to execute arbitrary code or crash affected processes. No known exploits have been reported in the wild so far.
Mitigation Recommendations
This vulnerability is fixed in macOS Sequoia 15.6. Users and administrators should update to this version or later to remediate the issue. Since this is not a cloud service, patching the affected macOS installations is required. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2025-04-16T15:24:37.100Z
- Cvss Version
- null
- State
- PUBLISHED
Threat ID: 69ceb81be6bfc5ba1df6de88
Added to database: 4/2/2026, 6:40:27 PM
Last enriched: 4/9/2026, 10:50:01 PM
Last updated: 5/20/2026, 7:58:21 AM
Views: 41
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