CVE-2021-30936

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-30936
A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
http://www.openwall.com/lists/oss-security/2022/01/21/2
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/
https://support.apple.com/en-us/HT212975
https://support.apple.com/en-us/HT212976
https://support.apple.com/en-us/HT212978
https://support.apple.com/en-us/HT212980
https://support.apple.com/en-us/HT212982
https://www.debian.org/security/2022/dsa-5060
https://www.debian.org/security/2022/dsa-5061
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
History

07 Nov 2023, 03:33

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/', 'name': 'FEDORA-2022-f7366e60cb', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/', 'name': 'FEDORA-2022-25a98f5d55', 'tags': ['Issue Tracking', 'Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/ -
References (DEBIAN) https://www.debian.org/security/2022/dsa-5061 - Issue Tracking, Third Party Advisory () https://www.debian.org/security/2022/dsa-5061 -
References (MISC) https://support.apple.com/en-us/HT212975 - Vendor Advisory () https://support.apple.com/en-us/HT212975 -
References (MLIST) http://www.openwall.com/lists/oss-security/2022/01/21/2 - Issue Tracking, Mailing List, Third Party Advisory () http://www.openwall.com/lists/oss-security/2022/01/21/2 -
References (MISC) https://support.apple.com/en-us/HT212980 - Vendor Advisory () https://support.apple.com/en-us/HT212980 -
References (MISC) https://support.apple.com/en-us/HT212976 - Vendor Advisory () https://support.apple.com/en-us/HT212976 -
References (MISC) https://support.apple.com/en-us/HT212978 - Vendor Advisory () https://support.apple.com/en-us/HT212978 -
References (DEBIAN) https://www.debian.org/security/2022/dsa-5060 - Issue Tracking, Third Party Advisory () https://www.debian.org/security/2022/dsa-5060 -
References (MISC) https://support.apple.com/en-us/HT212982 - Vendor Advisory () https://support.apple.com/en-us/HT212982 -

19 Feb 2022, 04:32

Type Values Removed Values Added
CPE cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
First Time Debian
Debian debian Linux
Fedoraproject fedora
Fedoraproject
References (DEBIAN) https://www.debian.org/security/2022/dsa-5061 - (DEBIAN) https://www.debian.org/security/2022/dsa-5061 - Issue Tracking, Third Party Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/ - Mailing List, Third Party Advisory
References (DEBIAN) https://www.debian.org/security/2022/dsa-5060 - (DEBIAN) https://www.debian.org/security/2022/dsa-5060 - Issue Tracking, Third Party Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2022/01/21/2 - (MLIST) http://www.openwall.com/lists/oss-security/2022/01/21/2 - Issue Tracking, Mailing List, Third Party Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/ - Issue Tracking, Mailing List, Third Party Advisory

06 Feb 2022, 04:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/ -

26 Jan 2022, 11:15

Type Values Removed Values Added
References
  • (DEBIAN) https://www.debian.org/security/2022/dsa-5060 -
  • (DEBIAN) https://www.debian.org/security/2022/dsa-5061 -

23 Jan 2022, 04:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/ -

21 Jan 2022, 19:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2022/01/21/2 -

29 Dec 2021, 14:13

Type Values Removed Values Added
References (MISC) https://support.apple.com/en-us/HT212975 - (MISC) https://support.apple.com/en-us/HT212975 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212982 - (MISC) https://support.apple.com/en-us/HT212982 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212976 - (MISC) https://support.apple.com/en-us/HT212976 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212980 - (MISC) https://support.apple.com/en-us/HT212980 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212978 - (MISC) https://support.apple.com/en-us/HT212978 - Vendor Advisory
CWE CWE-416
CVSS v2 : unknown
v3 : unknown 		v2 : 6.8
v3 : 8.8
CPE cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
First Time Apple watchos
Apple ipados
Apple macos
Apple tvos
Apple
Apple iphone Os
Apple safari

23 Dec 2021, 20:15

Type Values Removed Values Added
References
  • (MISC) https://support.apple.com/en-us/HT212980 -
  • (MISC) https://support.apple.com/en-us/HT212976 -
  • (MISC) https://support.apple.com/en-us/HT212975 -
  • (MISC) https://support.apple.com/en-us/HT212982 -
  • (MISC) https://support.apple.com/en-us/HT212978 -
Summary ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none. A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.

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-2021-30936

Mitre link : CVE-2021-30936

CVE.ORG link : CVE-2021-30936

JSON object : View

Products Affected

apple

  • safari
  • macos
  • tvos
  • watchos
  • iphone_os
  • ipados

debian

  • debian_linux

fedoraproject

  • fedora
CWE
CWE-416

Use After Free