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8.8
CVE-2023-41976: A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tv...
CVE-2023-41976 · published 3 years ago
Summary
A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tvOS 17.1. Processing web content may lead to arbitrary code execution.
What to do
- Update apple safari to version 17.1 or later.
- Update apple macos to version 14.1 or later.
- Update apple tvos to version 17.1 or later.
- Update apple watchos to version 10.1 or later.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| apple | safari |
< 17.1 cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* |
| apple | ipados |
< 16.7.2 >= 17.0, < 17.1 cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* |
| apple | iphone_os |
< 16.7.2 >= 17.0, < 17.1 cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* |
| apple | macos |
>= 14.0, < 14.1 cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* |
| apple | tvos |
< 17.1 cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* |
| apple | watchos |
< 10.1 cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* |
Original advisory text
A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tv...
A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17.1 and iPadOS 17.1, watchOS 10.1, iOS 16.7.2 and iPadOS 16.7.2, macOS Sonoma 14.1, Safari 17.1, tvOS 17.1. Processing web content may lead to arbitrary code execution.
References
- http://seclists.org/fulldisclosure/2023/Oct/19 Mailing List Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/22 Mailing List Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/23 Mailing List Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/24 Mailing List Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/25 Mailing List Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/27 Mailing List Third Party Advisory
- https://support.apple.com/en-us/HT213981 Release Notes Vendor Advisory
- https://support.apple.com/en-us/HT213982 Release Notes Vendor Advisory
- https://support.apple.com/en-us/HT213984 Release Notes Vendor Advisory
- https://support.apple.com/en-us/HT213986 Release Notes Vendor Advisory
- https://support.apple.com/en-us/HT213987 Release Notes Vendor Advisory
- https://support.apple.com/en-us/HT213988 Release Notes Vendor Advisory
- https://support.apple.com/kb/HT213984
Internet-facing
14 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker full control (estimated)
Type
CWE-416Use After Free
Timeline
Published25 Oct 2023
Updated31 Oct 2026
First seen29 Sep 2026
Sources
CVE-2023-41976 · NVD
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