Debian: DSA-5427-1 Critical: WebKitGTK Information Leak & Code Exec

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/source-package/webkit2gtk

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