DEBIAN-CVE-2021-21779

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Source
https://security-tracker.debian.org/tracker/CVE-2021-21779
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-21779.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2021-21779
Upstream
Published
2021-07-08T12:15:09Z
Modified
2025-09-25T02:28:25.165048Z
Summary
[none]
Details

A use-after-free vulnerability exists in the way Webkit’s GraphicsContext handles certain events in WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability.

References

Affected packages

Debian:11

webkit2gtk

Package

Name
webkit2gtk
Purl
pkg:deb/debian/webkit2gtk?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.32.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

wpewebkit

Package

Name
wpewebkit
Purl
pkg:deb/debian/wpewebkit?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.32.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12

webkit2gtk

Package

Name
webkit2gtk
Purl
pkg:deb/debian/webkit2gtk?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.32.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

wpewebkit

Package

Name
wpewebkit
Purl
pkg:deb/debian/wpewebkit?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.32.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13

webkit2gtk

Package

Name
webkit2gtk
Purl
pkg:deb/debian/webkit2gtk?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.32.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

wpewebkit

Package

Name
wpewebkit
Purl
pkg:deb/debian/wpewebkit?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.32.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14

webkit2gtk

Package

Name
webkit2gtk
Purl
pkg:deb/debian/webkit2gtk?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.32.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

wpewebkit

Package

Name
wpewebkit
Purl
pkg:deb/debian/wpewebkit?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.32.3-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}