Bug#1036848: qt6-base: CVE-2023-33285

[Salvatore Bonaccorso <carnil@debian.org>]

Source: qt6-base
Version: 6.4.2+dfsg-9
Severity: important
Tags: security upstream
Forwarded: https://codereview.qt-project.org/c/qt/qtbase/+/477644
X-Debbugs-Cc: carnil@debian.org, Debian Security Team <team@security.debian.org>

Hi,

The following vulnerability was published for qt6-base.

CVE-2023-33285[0]:
| An issue was discovered in Qt 5.x before 5.15.14, 6.x before 6.2.9,
| and 6.3.x through 6.5.x before 6.5.1. QDnsLookup has a buffer over-
| read via a crafted reply from a DNS server.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2023-33285
    https://www.cve.org/CVERecord?id=CVE-2023-33285
[1] https://codereview.qt-project.org/c/qt/qtbase/+/477644
[2] https://codereview.qt-project.org/gitweb?p=qt/qtbase.git;a=commitdiff;h=7dba2c87619d558a61a30eb30cc1d9c3fe6df94c

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore