CVE-2026-96432
Null pointer dereference vulnerability in QNetworkAccessManager impacts Qt
- State
- Published
- Severity
- 2.1 Low
- Published
- Oct 26, 2026
- Updated
- Oct 26, 2026
- Reserved
- Sep 23, 2026
Description
A malicious or compromised HTTP/2 server withholding SETTINGS ACK can send RST_STREAM on a completed stream, planting a null pointer, and then send a PUSH_PROMISE for that stream, causing a null pointer dereference in the QNetworkAccessManager class of the Qt Network module that crashes the application.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.1 Low | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green | Qt |
Weaknesses
- CWE-476 NULL Pointer Dereference
Affected Products
| Product | Versions |
|---|---|
qtqt |
|
References
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