CVE-2023-45935
MEDIUMQt 6-6.6 - NULL Pointer Dereference in QXcbConnection::initializeAllAtoms()
Title source: llmDescription
Qt 6 through 6.6 was discovered to contain a NULL pointer dereference via the function QXcbConnection::initializeAllAtoms(). NOTE: this is disputed because it is not expected that an X application should continue to run when there is arbitrary anomalous behavior from the X server.
References (3)
Core 3
Core References
Various Sources
https://bugreports.qt.io/browse/QTBUG-115599
Exploit, Third Party Advisory
http://packetstormsecurity.com/files/176815/qt-6.6-6.5-6.2-Null-Pointer.html
Mailing List mailing-list
http://seclists.org/fulldisclosure/2024/Jan/61
Scores
CVSS v3
4.2
EPSS
0.0024
EPSS Percentile
15.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-476
Status
published
Published
Mar 27, 2024
Tracked Since
Feb 18, 2026