CVE-2026-28931

EUVD-2026-49422
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.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 36.94%
Affected Products (NVD)
VendorProductVersion
appleipados
𝑥
< 26.6
appleiphone_os
𝑥
< 26.6
applemacos
26.0 ≤
𝑥
< 26.6
appletvos
𝑥
< 26.6
applewatchos
𝑥
< 26.6
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://support.apple.com/en-us/128066
https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128068
https://support.apple.com/en-us/128069