A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.4 and iPadOS 26.4. A remote user may be able to cause unexpected system termination or corrupt kernel memory.
History

Thu, 26 Mar 2026 19:00:00 +0000

Type Values Removed Values Added
First Time appeared Apple ipados
Apple iphone Os
CPEs cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Vendors & Products Apple ipados
Apple iphone Os

Thu, 26 Mar 2026 12:30:00 +0000

Type Values Removed Values Added
Title Kernel Memory Corruption via Buffer Overflow in iOS/iPadOS
Weaknesses CWE-125
CWE-787

Wed, 25 Mar 2026 22:00:00 +0000

Type Values Removed Values Added
Title Kernel Memory Corruption via Buffer Overflow in iOS/iPadOS
Weaknesses CWE-125
CWE-787

Wed, 25 Mar 2026 20:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-120
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 25 Mar 2026 12:00:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Vendors & Products Apple
Apple ios And Ipados

Wed, 25 Mar 2026 01:00:00 +0000

Type Values Removed Values Added
Description A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.4 and iPadOS 26.4. A remote user may be able to cause unexpected system termination or corrupt kernel memory.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-03-26T03:55:38.295Z

Reserved: 2026-03-03T16:36:03.972Z

Link: CVE-2026-28858

cve-icon Vulnrichment

Updated: 2026-03-25T19:20:43.746Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-25T01:17:09.920

Modified: 2026-03-26T18:58:43.767

Link: CVE-2026-28858

cve-icon Redhat

No data.