CVE-2025-6338
Publication date 17 October 2025
Last updated 17 October 2025
Ubuntu priority
Description
There is an incomplete cleanup vulnerability in Qt Network's Schannel support on Windows which can lead to a Denial of Service over a long period.This issue affects Qt from 5.15.0 through 6.8.3, from 6.9.0 before 6.9.2.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| qt6-base | 25.10 questing |
Not affected
|
| 25.04 plucky |
Not affected
|
|
| 24.04 LTS noble |
Not affected
|
|
| 22.04 LTS jammy |
Not affected
|