PT-2023-3600 · Qt Company+10 · Qt+10
Published
2021-09-15
·
Updated
2025-09-28
·
CVE-2023-33285
CVSS v3.1
5.3
Medium
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
Name of the Vulnerable Software and Affected Versions
Qt versions 5.x before 5.15.14
Qt versions 6.x before 6.2.9
Qt versions 6.3.x through 6.5.x before 6.5.1
Description
The issue is related to a buffer over-read in the QDnsLookup component of the Qt framework, which can be exploited by a remote attacker using a specially crafted reply from a DNS server, potentially leading to a denial of service. The exploitation involves reading beyond the valid boundaries of a data buffer.
Recommendations
For Qt versions 5.x before 5.15.14, update to version 5.15.14 or later.
For Qt versions 6.x before 6.2.9, update to version 6.2.9 or later.
For Qt versions 6.3.x through 6.5.x before 6.5.1, update to version 6.5.1 or later.
Fix
Out of bounds Read
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Debian
Linuxmint
Qt
Red Hat
Red Os
Suse
Ubuntu