Buffer overflow in Apple Ios And Ipados
CVE-2026-28931
A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. Connecting to a malicious NFS server may lead to kernel memory corruption.
Vulnerability class: Buffer Overflow
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.
Affected products
- Apple Ios And Ipados — versions 0
- Apple Ipados
- Apple Iphone_os
- Apple Macos — versions 0
- Apple Tvos — versions 0
- Apple Watchos — versions 0
Weakness classification (CWE)
References
- product-security@apple.com (Release Notes, Vendor Advisory)
- product-security@apple.com (Release Notes, Vendor Advisory)
- product-security@apple.com (Release Notes, Vendor Advisory)
- product-security@apple.com (Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-28931?
- CVE-2026-28931 is a high-severity vulnerability in Apple Ios And Ipados, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2026-07-27.
- How severe is CVE-2026-28931?
- High severity. CVSS v3 base score is 8.8 out of 10.