RHSA-2026:74444 — Security Advisory
Red Hat Security Advisory: qt security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · October 1, 2026
Updated · October 2, 2026
Topic
An update for qt is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The qt packages contain a software toolkit that simplifies the task of writing and maintaining Graphical User Interface (GUI) applications for the X Window System.
Security Fix(es):
- qt: Qt: Denial of Service via out-of-bounds read in text codec handling (CVE-2026-9499)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.