High severity7.8NVD Advisory· Published Dec 8, 2020· Updated Jun 17, 2026
CVE-2020-9949
CVE-2020-9949
Description
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, iOS 14.0 and iPadOS 14.0, macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra, tvOS 14.0. An application may be able to execute arbitrary code with kernel privileges.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4>=10.15.6, <=11.0.1+ 1 more
- (no CPE)range: >=10.15.6, <=11.0.1
- (no CPE)range: unspecified
- Range: = 7.0
- Range: = 14.0
Patches
Vulnerability mechanics
References
6- seclists.org/fulldisclosure/2020/Dec/32nvdMailing ListThird Party Advisory
- support.apple.com/en-us/HT211289nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT211843nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT211844nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT211850nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT211931nvdRelease NotesVendor Advisory
News mentions
0No linked articles in our index yet.