CVE-2024-39936

An issue was discovered in HTTP2 in Qt before 5.15.18, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.7, and 6.6.x through 6.7.x before 6.7.3. Code to make security-relevant decisions about an established connection may execute too early, because the encrypted() signal has not yet been emitted and processed..

CVSS v3 8.6 HIGH

8.6^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://codereview.qt-project.org/c/qt/qtbase/+/571601	Vendor Advisory
https://codereview.qt-project.org/c/qt/qtbase/+/571601	Vendor Advisory
https://lists.debian.org/debian-lts-announce/2025/11/msg00031.html

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:qt:qt::::::::
	cpe:2.3:a:qt:qt::::::::
	cpe:2.3:a:qt:qt::::::::
	cpe:2.3:a:qt:qt::::::::

History

29 Nov 2025, 13:15

Type	Values Removed	Values Added
References		() https://lists.debian.org/debian-lts-announce/2025/11/msg00031.html -

Information

Published : 2024-07-04 21:15

Updated : 2025-11-29 13:15

NVD link : CVE-2024-39936

Mitre link : CVE-2024-39936

CVE.ORG link : CVE-2024-39936

JSON object : View

Products Affected

qt

qt

CWE

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

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