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Fencer Vulns
high 8.1

CVE-2024-54499 json

A use-after-free issue was addressed with improved memory management.

published 2025-01-27 21 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-52598

cvss
8.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 18.2 and iPadOS 18.2, macOS Sequoia 15.2, tvOS 18.2, visionOS 2.2, watchOS 11.2. Processing a maliciously crafted image may lead to arbitrary code execution.

Patch / fix

  • Apple iOS and iPadOS 18.2
  • Apple macOS 15.2
  • Apple tvOS 18.2
  • Apple visionOS 2.2
  • Apple watchOS 11.2

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
21 mo ago

Exploit prediction

0.63% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Affected products

  • Apple iOS and iPadOS
  • Apple macOS
  • Apple tvOS
  • Apple visionOS
  • Apple watchOS

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.