OESA-2026-4784: qt6-qt5compat security update
Published Nov 11, 2026
·Updated
. Security Fix(es):
An out-of-bounds write vulnerability in the Qt QTextCodec iconv-based encoding of the Qt 5 Compatibility APIs module (Qt Core in Qt 5 and earlier) impacts Qt. Under certain conditions, encoding text with QTextCodec may write outside an internal buffer. This can cause the application to crash and may affect data integrity.(CVE-2026-107590)
Affected Software
1 affected componentFixes available
openeuler/qt6-qt5compat<6.5.2-4.oe2403sp1
6.5.2-4.oe2403sp1
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
openeuler/qt6-qt5compatto a version that resolves this vulnerability.Fixed in 6.5.2-4.oe2403sp1
Event History
Nov 11, 2026
Advisory Published
via OSV·12:26 PM
Data Sourced
via OSV·12:26 PM
DescriptionSeverityAffected Software