High severity7.5NVD Advisory· Published Oct 19, 2021· Updated Jun 17, 2026
CVE-2021-30844
CVE-2021-30844
Description
A logic issue was addressed with improved state management. This issue is fixed in Security Update 2021-005 Catalina, macOS Big Sur 11.6. A remote attacker may be able to leak memory.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
15unspecified+ 2 more
- (no CPE)range: unspecified
- (no CPE)range: Big Sur 11.6
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: <11.6.1
- Range: Security Update 2021-005
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*+ 10 more
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*range: >=10.15,<=10.15.6
- 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:*:*:*:*:*:*
- 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_2020-005:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*
- 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_2021-006:*:*:*:*:*:*
- cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
4- support.apple.com/en-us/HT212804nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT212805nvdRelease NotesVendor Advisory
- support.apple.com/kb/HT212871nvdVendor Advisory
- support.apple.com/kb/HT212872nvdVendor Advisory
News mentions
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