# CVE-2022-32893: Apple iOS and macOS Out-of-Bounds Write Vulnerability

> CVE-2022-32893: Apple iOS and macOS Out-of-Bounds Write Vulnerability. CVSS 8.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2022-32893
Last updated: 2025-10-21T23:15:36Z

- Published: 2022-08-24 00:00 UTC · Updated: 2025-10-21 23:15 UTC · Assigner: apple
- CVSS: 8.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS: 9.9%, 96th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2022-08-18, federal due date 2022-09-08, ransomware use: Unknown

## Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1, Safari 15.6.1. 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.

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- Apple: iOS and iPadOS
- Apple: macOS
- Apple: Safari

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2022-32893)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2022-32893)
- [http://seclists.org/fulldisclosure/2022/Aug/16](http://seclists.org/fulldisclosure/2022/Aug/16)
- [http://seclists.org/fulldisclosure/2022/Oct/49](http://seclists.org/fulldisclosure/2022/Oct/49)
- [https://lists.debian.org/debian-lts-announce/2022/08/msg00019.html](https://lists.debian.org/debian-lts-announce/2022/08/msg00019.html)
- [https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7SETAAXEPGNBMYKTUDFEZHS5LGSQ64QL/](https://lists.fedoraproject.org/archives/list/package-announce%2540lists.fedoraproject.org/message/7SETAAXEPGNBMYKTUDFEZHS5LGSQ64QL/)
- [https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKJGV2EXVMYQW3OAJNI4WUTKKVMD2YYK/](https://lists.fedoraproject.org/archives/list/package-announce%2540lists.fedoraproject.org/message/YKJGV2EXVMYQW3OAJNI4WUTKKVMD2YYK/)
- [https://security.gentoo.org/glsa/202208-39](https://security.gentoo.org/glsa/202208-39)
- [https://support.apple.com/en-us/HT213412](https://support.apple.com/en-us/HT213412)
- [https://support.apple.com/en-us/HT213413](https://support.apple.com/en-us/HT213413)
- [https://support.apple.com/en-us/HT213414](https://support.apple.com/en-us/HT213414)
- [https://www.debian.org/security/2022/dsa-5219](https://www.debian.org/security/2022/dsa-5219)
- [https://www.debian.org/security/2022/dsa-5220](https://www.debian.org/security/2022/dsa-5220)
- [http://www.openwall.com/lists/oss-security/2022/08/25/5](http://www.openwall.com/lists/oss-security/2022/08/25/5)
- [http://www.openwall.com/lists/oss-security/2022/08/26/2](http://www.openwall.com/lists/oss-security/2022/08/26/2)
- [http://www.openwall.com/lists/oss-security/2022/08/29/1](http://www.openwall.com/lists/oss-security/2022/08/29/1)
- [http://www.openwall.com/lists/oss-security/2022/08/29/2](http://www.openwall.com/lists/oss-security/2022/08/29/2)
- [http://www.openwall.com/lists/oss-security/2022/09/02/10](http://www.openwall.com/lists/oss-security/2022/09/02/10)
- [http://www.openwall.com/lists/oss-security/2022/09/13/1](http://www.openwall.com/lists/oss-security/2022/09/13/1)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2022-32893 · Markdown: https://rewindex.com/cve/CVE-2022-32893.md · JSON: https://rewindex.com/api/v1/cves/CVE-2022-32893 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:14:50.628Z