Apple Safari Web Contents memory corruption

Summaryinfo

A vulnerability marked as critical has been reported in Apple Safari. Affected by this issue is some unknown functionality of the component Web Contents Handler. Performing a manipulation results in memory corruption. This vulnerability is identified as CVE-2024-54658. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple Safari (the affected version is unknown). This affects an unknown code of the component Web Contents Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on availability. The summary by CVE is:

The issue was addressed with improved memory handling. This issue is fixed in iOS 17.4 and iPadOS 17.4, Safari 17.4, tvOS 17.4, watchOS 10.4, visionOS 1.1, macOS Sonoma 14.4. Processing web content may lead to a denial-of-service.

It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2024-54658 since 12/03/2024. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/03/2025).

The vulnerability scanner Nessus provides a plugin with the ID 216648 (SUSE SLES15 Security Update : webkit2gtk3 (SUSE-SU-2025:0638-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (216648). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Web Browser

Vendor

• Apple

Name

• Safari

License

• commercial

Website

• Vendor: https://www.apple.com/

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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