GLSA 202501-08: Qt: Buffer Overflow

Severity:normal
Title:Qt: Buffer Overflow
Date:01/23/2025
Bugs: #911790
ID:202501-08

Synopsis

A vulnerability has been discovered in Qt, where a buffer overflow can lead to denial of service.

Background

Qt is a cross-platform application development framework.

Affected packages

Package Vulnerable Unaffected Architecture(s)
dev-qt/qtcore < 5.15.10-r1 >= 5.15.10-r1 All supported architectures
dev-qt/qtbase < 6.5.2 >= 6.5.2 All supported architectures

Description

When given specifically crafted data then QXmlStreamReader can end up causing a buffer overflow and subsequently a crash or freeze or get out of memory on recursive entity expansion, with DTD tokens in XML body.

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

Resolution

All Qt users should upgrade to the latest version:

          # emerge --sync
          # emerge --ask --oneshot --verbose ">=dev-qt/qtcore-5.15.10-r1"
          # emerge --ask --oneshot --verbose ">=dev-qt/qtbase-6.5.2"
        

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202501-08.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

License

Copyright 2010 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.

Thank you!