CVE-2022-32894: Apple iOS and macOS Out-of-Bounds Write Vulnerability
- Is it exploited?
Yes. CISA added it to the Known Exploited Vulnerabilities catalog on , 6 days before the CVE record was published.
- How likely is exploitation in the next 30 days?
- 3.3%
EPSS score, percentile 88.4 of all scored records
- How severe?
- 7.8 High
CVSS v3.1 base score, from CISA's enrichment of the record
- What should I do?
CISA deadline . Apply updates per vendor instructions.
The CVE record links no vendor advisory, patch or mitigation.
- Which versions are affected?
Affected
- before 15.6
- before 12.5
Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of ; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of ; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of . About the data.
What to do
Required action, set by CISA
Apply updates per vendor instructions.
CISA due date for this action: .
Advisories and patches
The CVE record links no vendor advisory, patch or mitigation.
Linked from CISA's catalog entry
- https://support.apple.com/en-gb/HT213412
- https://support.apple.com/en-gb/HT213413
- https://nvd.nist.gov/vuln/detail/CVE-2022-32894
Affected products and versions
As listed in the CVE record.
| Status | Versions |
|---|---|
| Affected | before 15.6 |
| Status | Versions |
|---|---|
| Affected | before 12.5 |
Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of . About the data.
About this vulnerability
Apple iOS and macOS contain an out-of-bounds write vulnerability that could allow an application to execute code with kernel privileges.
Summary: CISA's KEV catalog, as of .
- CISA added CVE-2022-32894 to its Known Exploited Vulnerabilities (KEV) catalog on 18 Aug 2022.
- CISA's ransomware flag for this entry is "Unknown": no evidence of ransomware use in the catalog, which is not proof of none.
- The due date CISA sets for the required action is 8 Sep 2022.
- The CVE record was published on 24 Aug 2022, 6 days after it was added to KEV.
- The CVE record carries a CVSS v3.1 base score of 7.8 (High), taken from CISA's enrichment of the record.
- FIRST's EPSS model puts the probability of exploitation in the next 30 days at 3.3% (percentile 88.4), as of 28 Oct 2026.
- CISA's SSVC assessment in the CVE record: exploitation active, automatable no, technical impact total.
Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of ; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of ; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of . About the data.
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. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited.
Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of . About the data.
Weakness
CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record and the KEV entry.
Timeline
| Date | Event |
|---|---|
| Added to CISA KEV | |
| CVE record published | |
| CISA due date for the required action | |
| CVE record last updated |
References
- support.apple.com
- support.apple.com
- 20220831 APPLE-SA-2022-08-31-1 iOS 12.5.6
- support.apple.com
- support.apple.com
- 20221030 APPLE-SA-2022-10-27-13 watchOS 9
- 20221030 APPLE-SA-2022-10-27-9 Additional information for APPLE-SA-2022-09-12-3 macOS Big Sur 11.7
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