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Debian Security Advisory DSA-4797-1                   security@debian.org
https://www.debian.org/security/                           Alberto Garcia
November 23, 2020                     https://www.debian.org/security/faq
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Package        : webkit2gtk
CVE ID         : CVE-2020-9948 CVE-2020-9951 CVE-2020-9983 CVE-2020-13584

The following vulnerabilities have been discovered in the webkit2gtk
web engine:

CVE-2020-9948

    Brendan Draper discovered that processing maliciously crafted web
    content may lead to arbitrary code execution.

CVE-2020-9951

    Marcin Noga discovered that processing maliciously crafted web
    content may lead to arbitrary code execution.

CVE-2020-9983

    zhunki discovered that processing maliciously crafted web content
    may lead to code execution.

CVE-2020-13584

    Cisco discovered that processing maliciously crafted web content
    may lead to arbitrary code execution.

For the stable distribution (buster), these problems have been fixed in
version 2.30.3-1~deb10u1.

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 updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org