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Mallory
Medium

Process crash in Apple WebKit web content processing

IdentifiersCVE-2024-54502CWE-20

CVE-2024-54502 is an Apple WebKit-related vulnerability affecting watchOS 11.2, visionOS 2.2, tvOS 18.2, macOS Sequoia 15.2, Safari 18.2, iOS 18.2, and iPadOS 18.2 prior to the fixes. Apple states that processing maliciously crafted web content may lead to an unexpected process crash. The issue was addressed with improved checks. The provided content does not identify the exact vulnerable function or code path, but it places the flaw in web-content processing and indicates a malformed or attacker-controlled web input can trigger abnormal termination of the affected process.

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For your environment

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation can cause denial of service by crashing the process that handles malicious web content. Based on the provided information, the demonstrated impact is unexpected process termination rather than confirmed code execution or data disclosure.

Mitigation

If you can’t patch tonight, do this now.

Until patching is completed, reduce exposure to untrusted web content, especially in Safari and embedded WebKit-based browsing contexts. Limit browsing to trusted sites where feasible and apply standard hardening for high-risk users, but no complete vendor-provided workaround is described in the supplied content.

Remediation

Patch, then assume compromise.

Upgrade affected systems to the fixed versions identified by Apple: watchOS 11.2, visionOS 2.2, tvOS 18.2, macOS Sequoia 15.2, Safari 18.2, iOS 18.2, and iPadOS 18.2. Apple indicates the issue was remediated through improved checks in the vulnerable web-content processing path.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
AppleIpadosoperating_system
AppleIphone Osoperating_system
AppleMacosoperating_system
AppleSafariapplication
AppleTvosoperating_system
AppleVisionosoperating_system
AppleWatchosoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
Exposure mapping

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Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity1

Community discussion across Reddit, Mastodon, and other social sources.