CVE-2023-25362 Use after free in n/a

High 8.8 Published Updated

A use-after-free flaw in WebKitGTK allows remote attackers to execute arbitrary code via crafted web content.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2023-25362?

CVE-2023-25362 is a high-severity use after free vulnerability in Webkitgtk Webkitgtk, published on 2 Mar 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

A use-after-free vulnerability in WebCore::RenderLayer::repaintBlockSelectionGaps in WebKitGTK before 2.36.8 allows attackers to execute code remotely.

Weakness: CWE-416

Which versions are affected by CVE-2023-25362?

It affects 1 product.

Products include Webkitgtk Webkitgtk.

How do I fix CVE-2023-25362?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2023-25362 being exploited?

There is no known exploitation of CVE-2023-25362 in the wild and no public exploit code.

All Webkitgtk Webkitgtk vulnerabilities

Sources

Also known as DEBIAN-CVE-2023-25362, GHSA-wjwh-3f92-h6f4, UBUNTU-CVE-2023-25362.

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