CVE-2022-3165

Advisory lineage Upstream: 0 Downstream: 6
Modified
Published: 17 Oct 2022, 00:00
Last modified:14 May 2025, 20:12

Vulnerability Summary

Overall Risk (default)
medium
26/100
CVSS Score
6.5 MEDIUM
v3.1 (cve.org)
EPSS Score
0.15% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

17 Oct 2022, 00:00
Published
Vulnerability first disclosed
14 May 2025, 20:12
Last Modified
Vulnerability information updated

Description

An integer underflow issue was found in the QEMU VNC server while processing ClientCutText messages in the extended format. A malicious client could use this flaw to make QEMU unresponsive by sending a specially crafted payload message, resulting in a denial of service.

CVSS Metrics

  • v3.1•MEDIUM•Score: 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Trends

Current EPSS score: 0.15%• Percentile: 35%

Techniques & Countermeasures

  • CWE-191•Integer Underflow (Wrap or Wraparound)

    The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.

Affected Systems

  • fedoraproject•fedora

    36 | 37

  • qemu•qemu

    ≥ 6.1.0, ≤ 7.1.0

References (4)