CVE-2021-30977

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A malicious application may be able to execute arbitrary code with kernel privileges.
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
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:security_update_2021-007:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

History

07 Nov 2023, 03:34

Type Values Removed Values Added
References (MISC) https://support.apple.com/en-us/HT212981 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212981 -
References (MISC) https://support.apple.com/en-us/HT212978 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212978 -
References (MISC) https://support.apple.com/en-us/HT212979 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212979 -
References (CONFIRM) https://support.apple.com/kb/HT213183 - Release Notes, Vendor Advisory () https://support.apple.com/kb/HT213183 -

03 Sep 2022, 03:57

Type Values Removed Values Added
References (MISC) https://support.apple.com/en-us/HT212979 - Vendor Advisory (MISC) https://support.apple.com/en-us/HT212979 - Release Notes, Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212978 - Vendor Advisory (MISC) https://support.apple.com/en-us/HT212978 - Release Notes, Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212981 - Vendor Advisory (MISC) https://support.apple.com/en-us/HT212981 - Release Notes, Vendor Advisory
References (CONFIRM) https://support.apple.com/kb/HT213183 - (CONFIRM) https://support.apple.com/kb/HT213183 - Release Notes, Vendor Advisory

26 May 2022, 03:15

Type Values Removed Values Added
References
  • (CONFIRM) https://support.apple.com/kb/HT213183 -

30 Dec 2021, 18:16

Type Values Removed Values Added
CPE 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:-:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
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_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
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_2021-006:*:*:*:*:*:*
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_2021-005:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
First Time Apple
Apple mac Os X
Apple macos
CVSS v2 : unknown
v3 : unknown
v2 : 9.3
v3 : 7.8
CWE CWE-120
References (MISC) https://support.apple.com/en-us/HT212978 - (MISC) https://support.apple.com/en-us/HT212978 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212981 - (MISC) https://support.apple.com/en-us/HT212981 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212979 - (MISC) https://support.apple.com/en-us/HT212979 - Vendor Advisory

23 Dec 2021, 21:15

Type Values Removed Values Added
Summary ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none. A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A malicious application may be able to execute arbitrary code with kernel privileges.
References
  • (MISC) https://support.apple.com/en-us/HT212979 -
  • (MISC) https://support.apple.com/en-us/HT212981 -
  • (MISC) https://support.apple.com/en-us/HT212978 -

24 Aug 2021, 19:15

Type Values Removed Values Added
New CVE

Information

Published : 2021-08-24 19:15

Updated : 2023-12-10 13:55


NVD link : CVE-2021-30977

Mitre link : CVE-2021-30977

CVE.ORG link : CVE-2021-30977


JSON object : View

Products Affected

apple

  • macos
  • mac_os_x
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')