High severity7.8NVD Advisory· Published Apr 2, 2021· Updated Jun 17, 2026
CVE-2020-27931
CVE-2020-27931
Description
A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0. Processing a maliciously crafted font file may lead to arbitrary code execution.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
12unspecified+ 1 more
- (no CPE)range: unspecified
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*range: <14.0
unspecified+ 1 more
- (no CPE)range: unspecified
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <7.0
- Range: unspecified
- Range: unspecified
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <14.0
- (no CPE)range: >=14.0
- Range: >=14.0
- Range: >=11.1
Patches
Vulnerability mechanics
References
5- support.apple.com/en-us/HT211843nvdVendor Advisory
- support.apple.com/en-us/HT211844nvdVendor Advisory
- support.apple.com/en-us/HT211850nvdVendor Advisory
- support.apple.com/en-us/HT211931nvdVendor Advisory
- support.apple.com/en-us/HT212011nvdVendor Advisory
News mentions
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