Use After Free in Apple iOS And Ipados
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, tvOS 17.1. Processing web content may lead to arbitrary code execution.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.015 (74.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Apple iOS And Ipados — versions unspecified
- Apple Ipados
- Apple Iphone OS
- Apple macOS — versions unspecified
- Apple Safari — versions unspecified
- Apple tvOS — versions unspecified
- Apple watchOS — versions unspecified
Weakness classification (CWE)
References
- support.apple.com/en-us/HT213981 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213986 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213987 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213984 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213988 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213982 (Release Notes, Vendor Advisory)
- support.apple.com/kb/HT213984
- seclists.org/fulldisclosure/2023/Oct/23 (Mailing List, Third Party Advisory)
- seclists.org/fulldisclosure/2023/Oct/22 (Mailing List, Third Party Advisory)
- seclists.org/fulldisclosure/2023/Oct/19 (Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-41976?
- CVE-2023-41976 is a high-severity vulnerability in Apple iOS And Ipados, classified under Use After Free. CVSS score: 8.8/10. Published 2023-10-25.
- How severe is CVE-2023-41976?
- High severity. CVSS v3 base score is 8.8 out of 10.