CVE-2021-30983

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
appleCNA
---
---
CVEADP
---
---
CISA-ADPADP
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 68%
VendorProductVersion
appleipados
𝑥
< 15.2
appleiphone_os
𝑥
< 15.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://support.apple.com/en-us/HT212976
https://support.apple.com/en-us/HT212976