CVE-2023-51714
9.8
CRITICAL
CVSS 3.1
EPSS 0.19%
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.
How to fix CVE-2023-51714
To remediate CVE-2023-51714, upgrade the affected package to a fixed version below.
- Debian/qt6-base—no fix listed
- —upgrade to 5.15.2+dfsg-9+deb11u1 or later
- —no fix listed
Is CVE-2023-51714 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0
- from 0, < 5.15.2+dfsg-9+deb11u1
- from 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 |