CVE-2025-24256: Apple macOS · An app may be able to disclose kernel memory
Affects Apple macOSSource CVE Database V5
Not known to be exploited · CVSS 9.8 Critical · fixed in 15.4 : patch Apple macOS as a priority.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 1.2% chance of exploitation in 30 days – higher than 68% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 15.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 31 Mar 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apple macOS | Affected
| Fixed in– |
AI-suggested
A fix is available in macOS Sequoia 15.4, macOS Sonoma 14.7.5, and macOS Ventura 13.7.5. Users and administrators should update affected systems to these versions or later to remediate the vulnerability. No other mitigation guidance is provided.
Description
The issue was addressed with improved bounds checks. This issue is fixed in macOS Sequoia 15.4, macOS Sonoma 14.7.5, macOS Ventura 13.7.5. An app may be able to disclose kernel memory.
References
- support.apple.com/en-us/122373 (opens in a new tab)
- support.apple.com/en-us/122374 (opens in a new tab)
- support.apple.com/en-us/122375 (opens in a new tab)
- seclists.org/fulldisclosure/2025/Apr/10 (opens in a new tab)
- seclists.org/fulldisclosure/2025/Apr/9 (opens in a new tab)
- seclists.org/fulldisclosure/2025/Apr/8 (opens in a new tab)