Description
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.
References (2)
Core 2
Core References
Vendor Advisory
https://codereview.qt-project.org/c/qt/qtbase/+/477644
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2024/04/msg00027.html
Scores
CVSS v3
5.3
EPSS
0.0009
EPSS Percentile
25.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-125
Status
published
Products (1)
qt/qt
5.0.0 - 5.15.4
Published
May 22, 2023
Tracked Since
Feb 18, 2026