An issue was discovered in gui/util/qktxhandler.cpp in Qt before 5.15.17, 6.x before 6.2.12, 6.3.x through 6.5.x before 6.5.5, and 6.6.x before 6.6.2. A buffer overflow and application crash can occur via a crafted KTX image file.
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Score 6.2 from GitHub Security Advisory published 2024-03-27. NVD baseline CVSS 6.2; sources differ by 0.0.
An issue was discovered in gui/util/qktxhandler.cpp in Qt before 5.15.17, 6.x before 6.2.12, 6.3.x through 6.5.x before 6.5.5, and 6.6.x before 6.6.2. A buffer overflow and application crash can occur via a crafted KTX image file.
March 27, 2024
November 4, 2025
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | qtbase5-private-dev (5.15.3+dfsg-2ubuntu0.2+esm2) @ jammy | 2026-05-24 | ubuntu |
| redhat | qt5-qtbase-0:5.15.3-7.el8 | 2024-05-22 | redhat |
| redhat | qt5-qtbase-0:5.15.9-9.el9 | 2024-04-30 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
An issue was discovered in gui/util/qktxhandler.cpp in Qt before 5.15.17 6.x before 6.2.12 6.3.x through 6.5.x before 6.5.5 and 6.6.x before 6.6.2. A buffer overflow and application crash can occur via a crafted KTX image file.
RHSA-2024:2276 — Moderate
RHSA-2024:3056 — Moderate
Qt vulnerability
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msrc · redhat
CWE-120