vulnerability
Oracle Linux: CVE-2018-21035: ELSA-2020-4690: qt5-qtbase and qt5-qtwebsockets security and bug fix update (MODERATE)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Sep 23, 2018 | Nov 12, 2020 | Dec 3, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Sep 23, 2018
Added
Nov 12, 2020
Modified
Dec 3, 2025
Description
In Qt through 5.14.1, the WebSocket implementation accepts up to 2GB for frames and 2GB for messages. Smaller limits cannot be configured. This makes it easier for attackers to cause a denial of service (memory consumption).
Solutions
oracle-linux-upgrade-qt5-assistantoracle-linux-upgrade-qt5-designeroracle-linux-upgrade-qt5-doctoolsoracle-linux-upgrade-qt5-linguistoracle-linux-upgrade-qt5-qdbusvieweroracle-linux-upgrade-qt5-qtbaseoracle-linux-upgrade-qt5-qtbase-commonoracle-linux-upgrade-qt5-qtbase-develoracle-linux-upgrade-qt5-qtbase-examplesoracle-linux-upgrade-qt5-qtbase-guioracle-linux-upgrade-qt5-qtbase-mysqloracle-linux-upgrade-qt5-qtbase-odbcoracle-linux-upgrade-qt5-qtbase-postgresqloracle-linux-upgrade-qt5-qtbase-private-develoracle-linux-upgrade-qt5-qtbase-staticoracle-linux-upgrade-qt5-qttoolsoracle-linux-upgrade-qt5-qttools-commonoracle-linux-upgrade-qt5-qttools-develoracle-linux-upgrade-qt5-qttools-examplesoracle-linux-upgrade-qt5-qttools-libs-designeroracle-linux-upgrade-qt5-qttools-libs-designercomponentsoracle-linux-upgrade-qt5-qttools-libs-helporacle-linux-upgrade-qt5-qttools-staticoracle-linux-upgrade-qt5-qtwebsocketsoracle-linux-upgrade-qt5-qtwebsockets-develoracle-linux-upgrade-qt5-qtwebsockets-examples
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.