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A flaw was found in WebKitGTK. Processing malicious web content can cause a use-after-free issue due to improper memory handling and result in memory corruption.
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Vulnerable | Vulnerable | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |
Some fixes available 2 of 17
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6.1, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2. Processing maliciously crafted web content may lead to an unexpected...
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Fixed | Fixed | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |
Some fixes available 2 of 17
A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead...
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Fixed | Fixed | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |
Some fixes available 2 of 17
A memory corruption issue was addressed with improved state management. This issue is fixed in Safari 26.6, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6, watchOS 26.6. Processing...
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Fixed | Fixed | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |
Some fixes available 2 of 17
The issue was addressed with improved UI. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Visiting a website that frames malicious content may lead to UI spoofing.
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Fixed | Fixed | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |
Some fixes available 2 of 17
A permissions issue was addressed with improved validation. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Maliciously crafted web content may violate iframe...
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Fixed | Fixed | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |
Some fixes available 2 of 17
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in Safari 26.6, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6....
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Fixed | Fixed | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |
Some fixes available 2 of 17
This issue was addressed with improved checks. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Websites may know if the user has visited a given link.
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Fixed | Fixed | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |
Some fixes available 2 of 17
This issue was addressed through improved state management. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6. Visiting a website may lead to an app denial-of-service.
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Fixed | Fixed | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |
Some fixes available 2 of 17
An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS...
5 affected packages
webkitgtk, webkit2gtk, qtwebkit-source, qtwebkit-opensource-src, wpewebkit
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| webkitgtk | Not in release | Not in release | Not in release | — | Ignored |
| webkit2gtk | Fixed | Fixed | Ignored | Ignored | Ignored |
| qtwebkit-source | Not in release | Not in release | Not in release | — | Ignored |
| qtwebkit-opensource-src | Not in release | Ignored | Ignored | Ignored | Ignored |
| wpewebkit | Not in release | Not in release | Ignored | Ignored | — |