High severity7.8NVD Advisory· Published Aug 24, 2021· Updated Jun 17, 2026
CVE-2021-30881
CVE-2021-30881
Description
An input validation issue was addressed with improved memory handling. This issue is fixed in iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1, tvOS 15.1, watchOS 8.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. Unpacking a maliciously crafted archive may lead to arbitrary code execution.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
25unspecified+ 2 more
- (no CPE)range: unspecified
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=11.0,<11.6.1
- cpe:2.3:o:apple:macos:12.0:*:*:*:*:*:*:*
- Range: unspecified
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <15.1
- (no CPE)range: <=15.0
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*+ 9 more
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*range: <10.15.7
- cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*range: <15.1
- (no CPE)range: <=15.0
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <8.1
- (no CPE)range: <=8.0
- Range: <=15.0
- Range: <12.0.1
- Range: <=11.6
- Range: <=11.6
Patches
Vulnerability mechanics
References
6News mentions
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