CVE-2024-44277

Kernel memory corruption through Pro Res

Published Oct 28, 2024 · Updated Apr 2, 2026

Memory corruption in Apple Pro Res allows local users to terminate the system or corrupt kernel memory through a malicious app. Apple identifies the affected locus as Pro Res but has not disclosed the specific memory operation or attacker-controlled input involved. Exploitation requires a locally installed app; the bounded outcomes are a system crash or kernel-memory corruption.

CVSS severity7.8
High
EPSS probability0.24%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Memory corruption in Apple Pro Res allows local users to terminate the system or corrupt kernel memory through a malicious app. Apple identifies the affected locus as Pro Res but has not disclosed the specific memory operation or attacker-controlled input involved. Exploitation requires a locally installed app; the bounded outcomes are a system crash or kernel-memory corruption.

The record

CVE
CVE-2024-44277
Published
Oct 28, 2024
Updated
Apr 2, 2026
Vendor
Apple
Product
iOS and iPadOS
Classifications
CWE-787, T1499
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 28, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 2, 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 <18.1

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Apple · iOS and iPadOSversion=0 <18.1
Apple · visionOSversion=0 <2.1
Apple · tvOSversion=0 <18.1
Apple · macOSversion=0 <15.1

Published CVSS scores

7.7CISA-ADPCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
7.8NISTCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-787Out-of-bounds Write
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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