CVE-2023-41064: Apple iOS, iPadOS, and macOS ImageIO Buffer Overflow Vulnerability

CISA Known Exploited Vulnerabilities

Name

Apple iOS, iPadOS, and macOS ImageIO Buffer Overflow Vulnerability

Vendor

Apple

Product

iOS, iPadOS, and macOS

Added to the catalog

2023-09-11

Due date for US federal agencies

2023-10-02

Weaknesses

CWE-120

Catalog version

2026.10.30

Apple iOS, iPadOS, and macOS contain a buffer overflow vulnerability in ImageIO when processing a maliciously crafted image, which may lead to code execution. This vulnerability was chained with CVE-2023-41061.

Required action (CISA)

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Ransomware use: CISA does not mark known use of this vulnerability in ransomware campaigns.

Links in CISA's notes

• https://support.apple.com/en-us/HT213905,
• https://support.apple.com/en-us/HT213906
• https://nvd.nist.gov/vuln/detail/CVE-2023-41064

Read on 2026-11-02T23:39:54.475Z under licence cisa-kev-cc0@b0067899 from https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

NVD analysis

Status

Analyzed

Published

2023-09-07T18:15:07.727

Last modified

2026-06-17T06:20:22.573

Weaknesses

CWE-120

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 16.6.1 and iPadOS 16.6.1, macOS Monterey 12.6.9, macOS Ventura 13.5.2, iOS 15.7.9 and iPadOS 15.7.9, macOS Big Sur 11.7.10. Processing a maliciously crafted image may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

References

• http://www.openwall.com/lists/oss-security/2023/09/21/4 (Mailing List)
• https://support.apple.com/en-us/HT213905 (Release Notes, Vendor Advisory)
• https://support.apple.com/en-us/HT213906 (Release Notes, Vendor Advisory)
• https://support.apple.com/en-us/HT213913 (Release Notes, Vendor Advisory)
• https://support.apple.com/en-us/HT213914 (Release Notes, Vendor Advisory)
• https://support.apple.com/en-us/HT213915 (Release Notes, Vendor Advisory)
• http://www.openwall.com/lists/oss-security/2023/09/21/4 (Mailing List)
• https://support.apple.com/en-us/HT213905 (Release Notes, Vendor Advisory)
• https://support.apple.com/en-us/HT213906 (Release Notes, Vendor Advisory)
• https://support.apple.com/en-us/HT213913 (Release Notes, Vendor Advisory)
• https://support.apple.com/en-us/HT213914 (Release Notes, Vendor Advisory)
• https://support.apple.com/en-us/HT213915 (Release Notes, Vendor Advisory)
• https://support.apple.com/kb/HT213913 (Release Notes, Vendor Advisory)
• https://support.apple.com/kb/HT213915 (Release Notes, Vendor Advisory)
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-41064 (US Government Resource)

This product uses the NVD API but is not endorsed or certified by the NVD.

Read on 2026-11-02T23:42:08.214Z under licence nvd-api-terms-of-use@ff2a5288 from https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2023-41064

CVE record

Assigner

apple

State

PUBLISHED

Published

2023-09-07T17:30:10.904Z

Updated

2025-11-04T22:04:57.736Z

Problem types

Processing a maliciously crafted image may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 16.6.1 and iPadOS 16.6.1, macOS Monterey 12.6.9, macOS Ventura 13.5.2, iOS 15.7.9 and iPadOS 15.7.9, macOS Big Sur 11.7.10. Processing a maliciously crafted image may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

References

• https://support.apple.com/en-us/HT213914
• https://support.apple.com/en-us/HT213915
• https://support.apple.com/en-us/HT213905
• https://support.apple.com/en-us/HT213913
• https://support.apple.com/en-us/HT213906
• http://www.openwall.com/lists/oss-security/2023/09/21/4

Read on 2026-11-03T02:04:25.455Z under licence cve-terms-of-use@81bfa2f3 from https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2023/41xxx/CVE-2023-41064.json

Defensive techniques (MITRE D3FEND)

D3FEND maps these defensive techniques to the weakness (CWE) that NVD lists for this CVE, through the digital artifacts the weakness affects. D3FEND does not say they stop this vulnerability.

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