webkit2gtk is vulnerable to arbitrary code execution. The vulnerability exists due to a memory corruption allowing an attacker to inject maliciously crafted script into the system.
seclists.org/fulldisclosure/2021/Oct/60
seclists.org/fulldisclosure/2021/Oct/61
seclists.org/fulldisclosure/2021/Oct/62
seclists.org/fulldisclosure/2021/Oct/63
www.openwall.com/lists/oss-security/2021/10/26/9
www.openwall.com/lists/oss-security/2021/10/27/1
www.openwall.com/lists/oss-security/2021/10/27/2
www.openwall.com/lists/oss-security/2021/10/27/4
secdb.alpinelinux.org/edge/community.yaml
support.apple.com/en-us/HT212807
support.apple.com/en-us/HT212814
support.apple.com/en-us/HT212815
support.apple.com/en-us/HT212816
support.apple.com/en-us/HT212817
support.apple.com/en-us/HT212819
support.apple.com/kb/HT212869
support.apple.com/kb/HT212953