Medium severity5.5NVD Advisory· Published Sep 8, 2021· Updated Jun 17, 2026
CVE-2021-30791
CVE-2021-30791
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Processing a maliciously crafted file may disclose user information.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- Range: <11.5
<14.7+ 1 more
- (no CPE)range: <14.7
- (no CPE)range: unspecified
- Range: unspecified
Patches
Vulnerability mechanics
References
4- support.apple.com/en-us/HT212601nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT212602nvdRelease NotesVendor Advisory
- support.apple.com/kb/HT212600nvdVendor Advisory
- support.apple.com/kb/HT212603nvdVendor Advisory
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