CVE-2025-43255 json
An out-of-bounds read was addressed with improved bounds checking.
published 2025-08-29 14 mo ago modified 2026-10-18 21 d ago also EUVD-2025-28002
- cvss
- 3.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 11%
- public exploits
- 0
- none known
Summary
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7, macOS Ventura 13.7.7. An app may be able to cause unexpected system termination.
Patch / fix
- Apple macOS 13.7.7, 14.7.7, 15.6
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 14 mo ago
Exploit prediction
0.21% chance of exploitation in the next 30 days, higher than 11% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| CNA | 3.1 | 3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
Affected products
- Apple macOS
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
References
-
support.apple.com
/en-us/124149
release-notes, vendor-advisory
-
support.apple.com
/en-us/124150
release-notes, vendor-advisory
-
support.apple.com
/en-us/124151
release-notes, vendor-advisory
- seclists.org /fulldisclosure/2025/Jul/34
- seclists.org /fulldisclosure/2025/Jul/33
- seclists.org /fulldisclosure/2025/Jul/32
Sources
- CVE List CVE-2025-43255
- NVD CVE-2025-43255
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