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Fedora 26: QTBUG-64742 Critical: QDnsLookup DNS Crash Issue

fedora
Calendar Grey December 19, 2017
Dist Fedora Esm H88
An important security update for Fedora's qmake-qtbase addresses a critical crash vulnerability stemming from oversized DNS replies, improving overall reliability.
Security fix for QDnsLookup crash on unix when DNS response is over 512 bytes, see also https://qt-project.atlassian.net//browse/QTBUG-64742

Summary

Qt is a software toolkit for developing applications.

This package contains base tools, like string, xml, and network

handling.

Security fix for QDnsLookup crash on unix when DNS response is over 512 bytes,

see also https://qt-project.atlassian.net//browse/QTBUG-64742

[ 1 ] Bug #1518958 - qt5-qtbase: qt: Out of bounds read in QDnsLookup in src/network/kernel/qdnslookup_unix.cpp [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1518958

su -c 'dnf upgrade qt5-qtbase' at the command line.

For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

package-announce mailing list -- package-announce@lists.fedoraproject.org

To unsubscribe send an email to package-announce-leave@lists.fedoraproject.org

Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
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Critical

Product: Fedora 26
Version: 5.9.2
Release: 6.fc26
Summary: Qt5 - QtBase components

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