CVE-2022-32886

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-09-20 · updated 2026-06-17
Weakness: CWE-787

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Safari 16, iOS 16, iOS 15.7 and iPadOS 15.7. Processing maliciously crafted web content may lead to arbitrary code execution.

Affected products

Apple iPadOS: before 15.7 — fixed in 15.7
Apple Iphone Os: before 15.7 — fixed in 15.7
Apple Safari: before 16.0 — fixed in 16.0
Debian Linux: 10.0, 11.0
Fedoraproject Fedora: 35, 36, 37

How to fix

Upgrade to a fixed version: Apple iPadOS 15.7; Apple Iphone Os 15.7; Apple Safari 16.0. Check the vendor advisory for mitigations.

References

http://seclists.org/fulldisclosure/2022/Oct/28
http://seclists.org/fulldisclosure/2022/Oct/39
http://seclists.org/fulldisclosure/2022/Oct/41
https://lists.debian.org/debian-lts-announce/2022/09/msg00034.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/74MXH2U5GA4CX3L3NLYP4TBO4O2VOPBJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KDV6OLKDTL55NH4LNSMLQ4D6LLSX6JU2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TDNT32WIARRD2ANWKGCTTIQXI6OII7HZ/
https://security.gentoo.org/glsa/202305-32
https://support.apple.com/en-us/HT213442
https://support.apple.com/en-us/HT213445
https://support.apple.com/en-us/HT213446
https://www.debian.org/security/2022/dsa-5240

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