CVE-2023-51714
CRITICAL9.8EPSS 0.14%Published: 12/24/2023Modified: 4/28/2026
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.
Affected packages (3)
- Debian/qt6-basefrom 0
- Debian/qtbase-opensource-srcfrom 0, < 5.15.2+dfsg-9+deb11u1
- Debian/qtbase-opensource-src-glesfrom 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |