What is CVE-2023-32763?

CVE-2023-32763 is a high-severity vulnerability in Qt, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2023-05-28.

How severe is CVE-2023-32763?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Qt

CVE-2023-32763

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.

Vulnerability class: Buffer Overflow

EPSS: 0.013 (66.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Qt
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org (Patch)
cve@mitre.org (Patch, Mailing List)
cve@mitre.org (mailing-list)
cve@mitre.org (vendor-advisory)
cve@mitre.org (mailing-list)

Frequently asked questions

What is CVE-2023-32763?: CVE-2023-32763 is a high-severity vulnerability in Qt, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2023-05-28.
How severe is CVE-2023-32763?: High severity. CVSS v3 base score is 7.5 out of 10.