CVE-2025-24151

System crash via undisclosed SMB memory handling flaw

Published Jan 27, 2025 · Updated May 21, 2026

Memory-handling flaw in SMB in Apple macOS before 13.7.3, 14.7.3, or 15.3 allows local users to crash the system or corrupt kernel memory. Apple discloses only unsafe memory handling in SMB; no affected function, input format, or precise invalid operation is public. Triggering requires a local app and user interaction, and the reported consequences are limited to system termination or kernel-memory corruption.

CVSS severity5.5
Medium
EPSS probability0.23%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Memory-handling flaw in SMB in Apple macOS before 13.7.3, 14.7.3, or 15.3 allows local users to crash the system or corrupt kernel memory. Apple discloses only unsafe memory handling in SMB; no affected function, input format, or precise invalid operation is public. Triggering requires a local app and user interaction, and the reported consequences are limited to system termination or kernel-memory corruption.

The record

CVE
CVE-2025-24151
Published
Jan 27, 2025
Updated
May 21, 2026
Vendor
Apple
Product
macOS
Classifications
CWE-400, T1499
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 27, 2025CVE publishedPublication date reported by the CVE source.
  2. May 21, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <13.7.3
  2. Affected versionversion=0 <14.7.3
  3. Affected versionversion=0 <15.3

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Apple · macOSversion=0 <13.7.3; version=0 <14.7.3; version=0 <15.3

Published CVSS scores

5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
5.5CISA-ADPCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-400Uncontrolled Resource Consumption
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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