Debian: webkit2gtk Critical Info Exfiltration DSA-6074-1 CVE-2025-13947
debian
December 9, 2025
The following vulnerabilities have been discovered in the WebKitGTK web engine: CVE-2025-13947 Janet Black discovered that a website may be able to exfiltrate sensitive system info...
Topics Covered
Summary
CVE-2025-13947
Janet Black discovered that a website may be able to exfiltrate
sensitive system information.
CVE-2025-43421
Nan Wang discovered that processing maliciously crafted web
content may lead to an unexpected process crash.
CVE-2025-43458
Phil Beauvoir discovered that processing maliciously crafted web
content may lead to an unexpected process crash.
CVE-2025-66287
Stanislav Fort discovered that processing maliciously crafted web
content may lead to an unexpected process crash.
For the oldstable distribution (bookworm), these problems have been fixed
in version 2.50.3-1~deb12u1.
For the stable distribution (trixie), these problems have been fixed in
version 2.50.3-1~deb13u1.
We recommend that you upgrade your webkit2gtk packages.
For the detailed security status of webkit2gtk please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/webkit2gtk
Further information about Debian Security Advisories, how to apply
these u...
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Severity
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Package: webkit2gtk
CVE ID: CVE-2025-13947 CVE-2025-43421 CVE-2025-43458 CVE-2025-66287
Topics Covered
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