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TI-2023-15677 Aliases CVE-2023-32387GHSA-pxjc-2pxw-qcpg

Use after free in Apple macOS

Priority MEDIUM 52CWE-416Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.

Summary

A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.7.7, macOS Monterey 12.6.6, macOS Ventura 13.4. A remote attacker may be able to cause unexpected app termination or arbitrary code execution.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01706 77th percentileScored 2026-11-07
Fix Fixed macOS (Apple): 13.4, 12.6, 11.7

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ApplemacOSbefore 13.413.4Patch availableCNA
ApplemacOSbefore 12.612.6Patch availableCNA
ApplemacOSbefore 11.711.7Patch availableCNA
  • macOS VendorApple Affected before 13.4 Fixed in 13.4 Patch available CNA
  • macOS VendorApple Affected before 12.6 Fixed in 12.6 Patch available CNA
  • macOS VendorApple Affected before 11.7 Fixed in 11.7 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*11.0.0 to before 11.7.7; 12.0.0 to before 12.6.6; 13.0 to before 13.4VulnerableApple
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* Versions 11.0.0 to before 11.7.7; 12.0.0 to before 12.6.6; 13.0 to before 13.4 Vulnerable ·Apple

Remediation

  • Fix · CNA macOS (Apple) Fixed in 13.4
  • Fix · CNA macOS (Apple) Fixed in 12.6
  • Fix · CNA macOS (Apple) Fixed in 11.7

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Apple macOS 13.4

    53 records Highest priority Priority CRITICAL 5 CRITICAL, 3 MEDIUM, 45 LOW

    Other records, highest priority first

    • TI-2023-15726 Type confusion in Apple iOS and iPadOSPriority CRITICAL 97
    • TI-2023-15664 Use after free in Apple macOSPriority CRITICAL 97
    • TI-2023-15698 Apple macOS: A remote attacker may be able to break out of Web Content sandboxPriority CRITICAL 94
    Show all 53 records →
  • Release ·

    Apple macOS 12.6

    32 records Highest priority Priority CRITICAL 1 CRITICAL, 3 MEDIUM, 28 LOW

    Other records, highest priority first

    Show all 32 records →
Show 1 more group
  • Release ·

    Apple macOS 11.7

    28 records Highest priority Priority CRITICAL 1 CRITICAL, 3 MEDIUM, 24 LOW

    Other records, highest priority first

    Show all 28 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-32387
  2. 2026-10-03 Alias added: GHSA-pxjc-2pxw-qcpg

References

Advisory 3

  • TI-2026-46583 Improper authentication in Apple macOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
  • TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
See all 3490 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences