Debian: DSA-4724-1: webkit2gtk security update
Summary
The following vulnerabilities have been discovered in the webkit2gtk
web engine:
CVE-2020-9802
Samuel Gross discovered that processing maliciously crafted web
content may lead to arbitrary code execution.
CVE-2020-9803
Wen Xu discovered that processing maliciously crafted web content
may lead to arbitrary code execution.
CVE-2020-9805
An anonymous researcher discovered that processing maliciously
crafted web content may lead to universal cross site scripting.
CVE-2020-9806
Wen Xu discovered that processing maliciously crafted web content
may lead to arbitrary code execution.
CVE-2020-9807
Wen Xu discovered that processing maliciously crafted web content
may lead to arbitrary code execution.
CVE-2020-9843
Ryan Pickren discovered that processing maliciously crafted web
content may lead to a cross site scripting attack.
CVE-2020-9850
@jinmo123, @setuid0x0_, and @insu_yun_en discovered that a remote
attacker may be able to cause arbitrary code execution.
CVE-2020-13753
Milan Crha discovered that an attacker may be able to execute
commands outside the bubblewrap sandbox.
For the stable distribution (buster), these problems have been fixed in
version 2.28.3-2~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