Security readout for executives and security teams
Plain-English summary
This Apple issue could let an attacker read sensitive kernel memory on affected iPhones, iPads, or Macs. Apple says it was fixed in iOS 18.2, iPadOS 18.2, and macOS Sequoia 15.2. The public sources do not show active exploitation, but kernel memory exposure warrants urgent patch verification.
Executive priority
Prioritize patch compliance across Apple fleets. This is a critical-rated kernel memory disclosure issue with vendor fixes available, but no cited evidence of active exploitation in the provided sources.
Technical view
CVE-2024-54507 is described as a type confusion issue addressed through improved memory handling. Apple states an attacker with user privileges may read kernel memory. The CVSS vector in the bundle rates it 9.1, though it conflicts with the description by listing no privileges required.
Likely exposure
Exposure is likely limited to Apple iOS, iPadOS, and macOS systems below the fixed releases named by Apple. The source bundle does not provide precise vulnerable version ranges or component names.
Exploitation context
The source bundle does not cite exploitation in the wild, and the CVE is not marked KEV. Treat exploitation status as unconfirmed. Public details are limited to impact and fixed Apple release versions.
Researcher notes
Public evidence is sparse. Note the mismatch between Apple’s user-privilege description and the CVSS vector showing PR:N. Avoid assuming affected version ranges beyond Apple’s fixed-release statements without vendor confirmation.
Mitigation direction
- Update iPhones and iPads to iOS or iPadOS 18.2 or later.
- Update Macs to macOS Sequoia 15.2 or later.
- Prioritize managed, internet-connected, and high-privilege user devices.
- Check Apple advisories for any later superseding guidance.
- Monitor CISA KEV and vendor updates for exploitation changes.
Validation and detection
- Inventory Apple endpoints and record OS versions.
- Confirm iOS and iPadOS devices are on 18.2 or later.
- Confirm macOS Sequoia devices are on 15.2 or later.
- Review MDM compliance reports for failed or deferred updates.
- Document exceptions where devices cannot receive the fixed release.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-125: Exact CWE lookup
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Open ATT&CK lookupCVE-2024-54507 mapping review
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Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H3.95.2CISA-ADPVulnerability scoring details
Base CVSS 3.1 score
9.1CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://support.apple.com/en-us/121837CVE reference, apple
- https://support.apple.com/en-us/121839CVE reference, apple
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.