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Debian Security Advisory DSA-5575-1                   security@debian.org
https://www.debian.org/security/                           Alberto Garcia
December 11, 2023                     https://www.debian.org/security/faq
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Package        : webkit2gtk
CVE ID         : CVE-2023-42916 CVE-2023-42917

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

CVE-2023-42916

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

CVE-2023-42917

    Clement Lecigne discovered that processing 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 2.42.3-1~deb11u1.

For the stable distribution (bookworm), these problems have been fixed in
version 2.42.3-1~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

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

Debian: DSA-5575-1: webkit2gtk security update

December 11, 2023
The following vulnerabilities have been discovered in the WebKitGTK web engine: CVE-2023-42916

Summary

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

CVE-2023-42916

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

CVE-2023-42917

Clement Lecigne discovered that processing 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 2.42.3-1~deb11u1.

For the stable distribution (bookworm), these problems have been fixed in
version 2.42.3-1~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

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

Severity
Package : webkit2gtk
CVE ID : CVE-2023-42916 CVE-2023-42917

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