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CVE-2024-54534

Apple Safari buffer overflow

9.8 CRITICALEPSS 1.04%
  1. Published12 Dec 2024

Description

The issue was addressed with improved memory handling. This issue is fixed in Safari 18.2, iOS 18.2 and iPadOS 18.2, iPadOS 17.7.6, macOS Sequoia 15.2, tvOS 18.2, visionOS 2.2, watchOS 11.2. Processing maliciously crafted web content may lead to memory corruption.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Apple Safari< 18.2
Apple iPadOS< 18.2
Apple iPhone OS< 18.2
Apple macOS< 15.2
Apple Tvos< 18.2
Apple Visionos< 2.2
Apple Watchos< 11.2

Remediation

Fixed in
Apple Safari≥ 18.2
Apple iPadOS≥ 18.2
Apple iPhone OS≥ 18.2
Apple macOS≥ 15.2
Apple Tvos≥ 18.2
Apple Visionos≥ 2.2
Apple Watchos≥ 11.2

References

and 3 more references

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Frequently asked

Is CVE-2024-54534 being actively exploited?

CVE-2024-54534 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.04%.

How severe is CVE-2024-54534?

CVE-2024-54534 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 1.04% probability of exploitation.

Which products are affected by CVE-2024-54534?

Affected products include Apple Safari, Apple iPadOS, Apple iPhone OS, Apple macOS, Apple Tvos, and 2 more.

How do I fix CVE-2024-54534?

Upgrade affected software to a fixed version, for example Apple Safari 18.2, Apple iPadOS 18.2, Apple iPhone OS 18.2 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-54534 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.