High severity7.5NVD Advisory· Published Sep 8, 2021· Updated Jun 17, 2026
CVE-2021-1808
CVE-2021-1808
Description
A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An application may be able to read restricted memory.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10- Range: 2021-002
14.5+ 1 more
- (no CPE)range: 14.5
- (no CPE)range: unspecified
11.3+ 1 more
- (no CPE)range: 11.3
- (no CPE)range: unspecified
- Range: 14.5
7.4+ 1 more
- (no CPE)range: 7.4
- (no CPE)range: unspecified
- Range: 14.5
- Range: unspecified
Patches
Vulnerability mechanics
References
6- support.apple.com/en-us/HT212317nvdVendor Advisory
- support.apple.com/en-us/HT212323nvdVendor Advisory
- support.apple.com/en-us/HT212324nvdVendor Advisory
- support.apple.com/en-us/HT212325nvdVendor Advisory
- support.apple.com/en-us/HT212326nvdVendor Advisory
- support.apple.com/en-us/HT212327nvdVendor Advisory
News mentions
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