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

[SECURITY] [DSA 5427-1] webkit2gtk security update

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Debian Security Advisory DSA-5427-1 security@debian.org
https://www.debian.org/security/ Alberto Garcia
June 15, 2023 https://www.debian.org/security/faq
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Package : webkit2gtk
CVE ID : CVE-2023-28204 CVE-2023-32373

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

CVE-2023-28204

An anonymous researcher discovered that processing web content may
disclose sensitive information. Apple is aware of a report that
this issue may have been actively exploited.

CVE-2023-32373

An anonymous researcher discovered that processing maliciously
crafted web content may lead to arbitrary code execution. Apple is
aware of a report that this issue may have been actively
exploited.

For the oldstable distribution (bullseye), these problems have been fixed
in version 2.40.2-1~deb11u1.

For the stable distribution (bookworm), these problems have been fixed in
version 2.40.2-1~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/