Medium severity5.5NVD Advisory· Published Sep 8, 2021· Updated Jun 17, 2026
CVE-2021-30686
CVE-2021-30686
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted audio file may disclose restricted memory.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
21cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <14.6
- (no CPE)range: =14.6
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*+ 8 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:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=11.0,<11.4
- (no CPE)range: unspecified
- (no CPE)range: =11.4
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*range: <14.6
- (no CPE)range: =14.6
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <7.5
- (no CPE)range: =7.5
- Range: unspecified
- Range: =14.6
Patches
Vulnerability mechanics
References
5- support.apple.com/en-us/HT212528nvdVendor Advisory
- support.apple.com/en-us/HT212529nvdVendor Advisory
- support.apple.com/en-us/HT212530nvdVendor Advisory
- support.apple.com/en-us/HT212532nvdVendor Advisory
- support.apple.com/en-us/HT212533nvdVendor Advisory
News mentions
0No linked articles in our index yet.