# CVE-2023-32763: qt6-base: An issue was discovered in Qt before 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1

CVE-2023-32763 is fixed in 3 products on 1 platform, first by DEBIAN-CVE-2023-32763, released May 28, 2023. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-32763
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0129
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 28, 2023

## Description

An issue was discovered in Qt before 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. When a SVG file with an image inside it is rendered, a QTextLayout buffer overflow can be triggered.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | qt6-base Debian 12.15 (bookworm) | 6.4.2+dfsg-8 | [DEBIAN-CVE-2023-32763](https://patchblox.com/security/data/fix/linux/debian-cve-2023-32763.md) | May 28, 2023 |
| Linux | qt6-base Debian 13.5 (trixie) | 6.4.2+dfsg-8 | [DEBIAN-CVE-2023-32763](https://patchblox.com/security/data/fix/linux/debian-cve-2023-32763.md) | May 28, 2023 |
| Linux | qt6-base Debian 14 | 6.4.2+dfsg-8 | [DEBIAN-CVE-2023-32763](https://patchblox.com/security/data/fix/linux/debian-cve-2023-32763.md) | May 28, 2023 |
| Linux | qtbase-opensource-src Debian 12.15 (bookworm) | 5.15.8+dfsg-10 | [DEBIAN-CVE-2023-32763](https://patchblox.com/security/data/fix/linux/debian-cve-2023-32763.md) | May 28, 2023 |
| Linux | qtbase-opensource-src Debian 13.5 (trixie) | 5.15.8+dfsg-10 | [DEBIAN-CVE-2023-32763](https://patchblox.com/security/data/fix/linux/debian-cve-2023-32763.md) | May 28, 2023 |
| Linux | qtbase-opensource-src Debian 14 | 5.15.8+dfsg-10 | [DEBIAN-CVE-2023-32763](https://patchblox.com/security/data/fix/linux/debian-cve-2023-32763.md) | May 28, 2023 |
| Linux | qtbase-opensource-src-gles Debian 12.15 (bookworm) | 5.15.8+dfsg-3 | [DEBIAN-CVE-2023-32763](https://patchblox.com/security/data/fix/linux/debian-cve-2023-32763.md) | May 28, 2023 |
| Linux | qtbase-opensource-src-gles Debian 13.5 (trixie) | 5.15.8+dfsg-3 | [DEBIAN-CVE-2023-32763](https://patchblox.com/security/data/fix/linux/debian-cve-2023-32763.md) | May 28, 2023 |
| Linux | qtbase-opensource-src-gles Debian 14 | 5.15.8+dfsg-3 | [DEBIAN-CVE-2023-32763](https://patchblox.com/security/data/fix/linux/debian-cve-2023-32763.md) | May 28, 2023 |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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