CVE-2025-43482
Description
The issue was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2. An app may be able to cause a denial-of-service.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
An input validation flaw in macOS allows a malicious app to trigger a denial-of-service, fixed in multiple macOS versions.
Vulnerability
Overview CVE-2025-43482 is a denial-of-service vulnerability in macOS that arises from insufficient input validation. The issue affects macOS Tahoe, Sequoia, and Sonoma and was addressed with improved input validation [1][2][3].
Attack
Vector and Prerequisites Exploitation requires a malicious app running on the target system. No user interaction beyond running the app is needed; the app can trigger the condition locally to cause a denial-of-service.
Impact
An app may crash or hang the system, resulting in a denial-of-service condition. The vulnerability does not appear to allow code execution or privilege escalation.
Mitigation
Apple has released security updates for macOS Tahoe 26.2, macOS Sequoia 15.7.3, and macOS Sonoma 14.8.3 on December 12, 2025, which fix the issue [1][2][3]. Users should update to the latest version to mitigate the risk.
AI Insight generated on May 19, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
4- Range: <15.7.3
- Range: <14.8.3
- Range: <26.2
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- support.apple.com/en-us/125887nvdRelease NotesVendor Advisory
- support.apple.com/en-us/125888nvdRelease NotesVendor Advisory
- support.apple.com/en-us/125886nvd
News mentions
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