CVE-2026-84519

EUVD-2026-77931
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a disk image with maliciously crafted files may lead to unexpected system termination.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
UNKNOWN
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
References
https://support.apple.com/en-us/149034
https://support.apple.com/en-us/149035
https://support.apple.com/en-us/149041
https://support.apple.com/en-us/149042
https://support.apple.com/en-us/149043