Vulnerabilities > CVE-2020-27918 - Use After Free vulnerability in multiple products
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 14.2 and iPadOS 14.2, iCloud for Windows 11.5, Safari 14.0.1, tvOS 14.2, iTunes 12.11 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- http://seclists.org/fulldisclosure/2020/Dec/32
- http://seclists.org/fulldisclosure/2020/Dec/32
- http://www.openwall.com/lists/oss-security/2021/03/22/1
- http://www.openwall.com/lists/oss-security/2021/03/22/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EQ3U3VBSOJB46WCO66TEWE5OAXLTU3YW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EQ3U3VBSOJB46WCO66TEWE5OAXLTU3YW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/
- https://security.gentoo.org/glsa/202104-03
- https://security.gentoo.org/glsa/202104-03
- https://support.apple.com/en-us/HT211928
- https://support.apple.com/en-us/HT211928
- https://support.apple.com/en-us/HT211929
- https://support.apple.com/en-us/HT211929
- https://support.apple.com/en-us/HT211930
- https://support.apple.com/en-us/HT211930
- https://support.apple.com/en-us/HT211931
- https://support.apple.com/en-us/HT211931
- https://support.apple.com/en-us/HT211933
- https://support.apple.com/en-us/HT211933
- https://support.apple.com/en-us/HT211934
- https://support.apple.com/en-us/HT211934
- https://support.apple.com/en-us/HT211935
- https://support.apple.com/en-us/HT211935
- https://www.debian.org/security/2021/dsa-4877
- https://www.debian.org/security/2021/dsa-4877