An integer overflow was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3. Processing a maliciously crafted string may lead to heap corruption.
Metrics
Affected Vendors & Products
References
History
Thu, 26 Mar 2026 12:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Heap Corruption via Integer Overflow in macOS | |
| Weaknesses | CWE-122 |
Wed, 25 Mar 2026 22:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Heap Corruption via Integer Overflow in macOS | |
| Weaknesses | CWE-122 |
Wed, 25 Mar 2026 21:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* |
Wed, 25 Mar 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-190 | |
| Metrics |
cvssV3_1
|
Wed, 25 Mar 2026 12:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Apple
Apple macos |
|
| Vendors & Products |
Apple
Apple macos |
Wed, 25 Mar 2026 01:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | An integer overflow was addressed with improved input validation. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.3. Processing a maliciously crafted string may lead to heap corruption. | |
| References |
|
Status: PUBLISHED
Assigner: apple
Published: 2026-03-25T00:32:30.351Z
Updated: 2026-03-25T19:46:03.898Z
Reserved: 2025-11-11T14:43:07.861Z
Link: CVE-2026-20639
Updated: 2026-03-25T19:45:59.400Z
Status : Analyzed
Published: 2026-03-25T01:17:04.443
Modified: 2026-03-25T21:32:57.330
Link: CVE-2026-20639
No data.
ReportizFlow