A webkit2gtk security update has been released for Debian GNU/Linux 11 and 12 to address multiple vulnerabilities.

[SECURITY] [DSA 5468-1] webkit2gtk security update

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Debian Security Advisory DSA-5468-1 security@debian.org
https://www.debian.org/security/ Alberto Garcia
August 05, 2023 https://www.debian.org/security/faq
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Package : webkit2gtk
CVE ID : CVE-2023-38133 CVE-2023-38572 CVE-2023-38592 CVE-2023-38594
CVE-2023-38595 CVE-2023-38597 CVE-2023-38599 CVE-2023-38600
CVE-2023-38611

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

CVE-2023-38133

YeongHyeon Choi discovered that processing web content may
disclose sensitive information.

CVE-2023-38572

Narendra Bhati discovered that a website may be able to bypass the
Same Origin Policy.

CVE-2023-38592

Narendra Bhati, Valentino Dalla Valle, Pedro Bernardo, Marco
Squarcina, and Lorenzo Veronese discovered that processing web
content may lead to arbitrary code execution.

CVE-2023-38594

Yuhao Hu discovered that processing web content may lead to
arbitrary code execution.

CVE-2023-38595

An anonymous researcher, Jiming Wang, and Jikai Ren discovered
that processing web content may lead to arbitrary code execution.

CVE-2023-38597

Junsung Lee discovered that processing web content may lead to
arbitrary code execution.

CVE-2023-38599

Hritvik Taneja, Jason Kim, Jie Jeff Xu, Stephan van Schaik, Daniel
Genkin, and Yuval Yarom discovered that a website may be able to
track sensitive user information.

CVE-2023-38600

An anonymous researcher discovered that processing web content may
lead to arbitrary code execution.

CVE-2023-38611

Francisco Alonso discovered that processing web content may lead
to arbitrary code execution.

For the oldstable distribution (bullseye), these problems have been fixed
in version 2.40.5-1~deb11u1.

For the stable distribution (bookworm), these problems have been fixed in
version 2.40.5-1~deb12u1.

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/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/