CVE-2023-51714

qt: incorrect integer overflow check

Published Dec 24, 2023 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
An issue was discovered in the HTTP2 implementation in Qt before 5.15.17, 6.x before 6.2.11, 6.3.x through 6.5.x before 6.5.4, and 6.6.x before 6.6.2. network/access/http2/hpacktable.cpp has an incorrect HPack integer overflow check.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3805-1 qtbase-opensource-src security update
Ubuntu USN Ubuntu USN USN-8076-1 Qt vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Debian
Debian debian Linux
CPEs cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Vendors & Products Debian
Debian debian Linux
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Oct 8, 2026, 9:14 PM
Reserved
Dec 22, 2023, 12:00 AM
Status
Analyzed
Published
Dec 24, 2023, 9:15 PM
Modified
Oct 8, 2026, 10:17 PM
Severity
Moderate
Public date
Dec 24, 2023, 12:00 AM