CVE - CVE-2021-30858

CVE-ID
CVE-2021-30858	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://support.apple.com/kb/HT212824 DEBIAN:DSA-4975 URL:https://www.debian.org/security/2021/dsa-4975 DEBIAN:DSA-4976 URL:https://www.debian.org/security/2021/dsa-4976 FEDORA:FEDORA-2021-c00e45b6c0 URL:https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BO6DMTHZR57JDBOXPSNR2MKDMCRWV265/ FEDORA:FEDORA-2021-edf6957b7d URL:https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XYNV7ASK4LQVAUMJXNXBS3Z7RVDQ2N3W/ FULLDISC:20210917 APPLE-SA-2021-09-13-1 iOS 14.8 and iPadOS 14.8 URL:http://seclists.org/fulldisclosure/2021/Sep/25 FULLDISC:20210917 APPLE-SA-2021-09-13-3 macOS Big Sur 11.6 URL:http://seclists.org/fulldisclosure/2021/Sep/27 FULLDISC:20210917 APPLE-SA-2021-09-13-5 Safari 14.1.2 URL:http://seclists.org/fulldisclosure/2021/Sep/29 FULLDISC:20210921 APPLE-SA-2021-09-20-6 Additional information for APPLE-SA-2021-09-13-1 iOS 14.8 and iPadOS 14.8 URL:http://seclists.org/fulldisclosure/2021/Sep/38 FULLDISC:20210921 APPLE-SA-2021-09-20-7 Additional information for APPLE-SA-2021-09-13-3 macOS Big Sur 11.6 URL:http://seclists.org/fulldisclosure/2021/Sep/39 FULLDISC:20210924 APPLE-SA-2021-09-23-1 iOS 12.5.5 URL:http://seclists.org/fulldisclosure/2021/Sep/50 MISC:https://support.apple.com/en-us/HT212804 URL:https://support.apple.com/en-us/HT212804 MISC:https://support.apple.com/en-us/HT212807 URL:https://support.apple.com/en-us/HT212807 MLIST:[oss-security] 20210920 WebKitGTK and WPE WebKit Security Advisory WSA-2021-0005 URL:http://www.openwall.com/lists/oss-security/2021/09/20/1 MLIST:[oss-security] 20211026 WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006 URL:http://www.openwall.com/lists/oss-security/2021/10/26/9 MLIST:[oss-security] 20211027 Re: WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006 URL:http://www.openwall.com/lists/oss-security/2021/10/27/1 MLIST:[oss-security] 20211027 Re: WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006 URL:http://www.openwall.com/lists/oss-security/2021/10/27/2 MLIST:[oss-security] 20211027 Re: WebKitGTK and WPE WebKit Security Advisory WSA-2021-0006 URL:http://www.openwall.com/lists/oss-security/2021/10/27/4
Assigning CNA
Apple Inc.
Date Record Created
20210413	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20210413)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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