CVE-2025-43457 · cross-distro fix matrix

CVE-2025-43457: Several security issues were discovered in the WebKitGTK Web and JavaScript

Affects 3 Linux releases across 50 (distro × package) combinations. First disclosed: 2026-05-06.

Fix per ecosystem

Each block below is a distro release where CVE-2025-43457 has a known fix. Run the listed command on that distro to remediate.

Ubuntu noble

Source: Ubuntu USN

webkit2gtk→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y webkit2gtk
```
gir1.2-javascriptcoregtk-4.1→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-javascriptcoregtk-4.1
```
gir1.2-javascriptcoregtk-6.0→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-javascriptcoregtk-6.0
```
gir1.2-webkit-6.0→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-webkit-6.0
```
gir1.2-webkit2-4.1→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-webkit2-4.1
```
libjavascriptcoregtk-4.0-bin→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-4.0-bin
```
libjavascriptcoregtk-4.1-0→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-4.1-0
```
libjavascriptcoregtk-4.1-dev→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-4.1-dev
```
libjavascriptcoregtk-6.0-1→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-6.0-1
```
libjavascriptcoregtk-6.0-dev→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-6.0-dev
```
libjavascriptcoregtk-bin→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-bin
```
libwebkit2gtk-4.0-doc→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkit2gtk-4.0-doc
```
libwebkit2gtk-4.1-0→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkit2gtk-4.1-0
```
libwebkit2gtk-4.1-dev→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkit2gtk-4.1-dev
```
libwebkitgtk-6.0-4→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkitgtk-6.0-4
```
libwebkitgtk-6.0-dev→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkitgtk-6.0-dev
```
libwebkitgtk-doc→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkitgtk-doc
```
webkit2gtk-driver→ fixed in2.52.3-0ubuntu0.24.04.1USN-8237-1
```
sudo apt-get install --only-upgrade -y webkit2gtk-driver
```

Ubuntu questing

Source: Ubuntu USN

webkit2gtk→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y webkit2gtk
```
gir1.2-javascriptcoregtk-4.1→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-javascriptcoregtk-4.1
```
gir1.2-javascriptcoregtk-6.0→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-javascriptcoregtk-6.0
```
gir1.2-webkit-6.0→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-webkit-6.0
```
gir1.2-webkit2-4.1→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-webkit2-4.1
```
libjavascriptcoregtk-4.0-bin→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-4.0-bin
```
libjavascriptcoregtk-4.1-0→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-4.1-0
```
libjavascriptcoregtk-4.1-dev→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-4.1-dev
```
libjavascriptcoregtk-6.0-1→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-6.0-1
```
libjavascriptcoregtk-6.0-dev→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-6.0-dev
```
libjavascriptcoregtk-bin→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-bin
```
libwebkit2gtk-4.0-doc→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkit2gtk-4.0-doc
```
libwebkit2gtk-4.1-0→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkit2gtk-4.1-0
```
libwebkit2gtk-4.1-dev→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkit2gtk-4.1-dev
```
libwebkitgtk-6.0-4→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkitgtk-6.0-4
```
libwebkitgtk-6.0-dev→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkitgtk-6.0-dev
```
libwebkitgtk-doc→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkitgtk-doc
```
webkit2gtk-driver→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y webkit2gtk-driver
```
webkitgtk-webdriver→ fixed in2.52.3-0ubuntu0.25.10.1USN-8237-1
```
sudo apt-get install --only-upgrade -y webkitgtk-webdriver
```

Ubuntu resolute

Source: Ubuntu USN

webkit2gtk→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y webkit2gtk
```
gir1.2-javascriptcoregtk-4.1→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-javascriptcoregtk-4.1
```
gir1.2-javascriptcoregtk-6.0→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-javascriptcoregtk-6.0
```
gir1.2-webkit-6.0→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-webkit-6.0
```
gir1.2-webkit2-4.1→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y gir1.2-webkit2-4.1
```
libjavascriptcoregtk-4.1-0→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-4.1-0
```
libjavascriptcoregtk-4.1-dev→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-4.1-dev
```
libjavascriptcoregtk-6.0-1→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-6.0-1
```
libjavascriptcoregtk-6.0-dev→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-6.0-dev
```
libjavascriptcoregtk-bin→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y libjavascriptcoregtk-bin
```
libwebkit2gtk-4.1-0→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkit2gtk-4.1-0
```
libwebkit2gtk-4.1-dev→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkit2gtk-4.1-dev
```
libwebkitgtk-6.0-4→ fixed in2.52.3-0ubuntu0.26.04.2USN-8237-1
```
sudo apt-get install --only-upgrade -y libwebkitgtk-6.0-4
```

Are YOU affected by CVE-2025-43457?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

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