CVE-2023-3255

CVSS 6.5 - MEDIUM
Description

A flaw was found in the QEMU built-in VNC server while processing ClientCutText messages. A wrong exit condition may lead to an infinite loop when inflating an attacker controlled zlib buffer in the `inflate_buffer` function. This could allow a remote authenticated client who is able to send a clipboard to the VNC server to trigger a denial of service.

Affected Products
4
Vendor Product Version
qemu qemu All versions
redhat enterprise_linux 8.0
redhat enterprise_linux 9.0
fedoraproject fedora 38
Weakness Types
CWE-835 CWE-835
CVE Information
CVE ID:
CVE-2023-3255
Published:
2023-09-13
Modified:
2024-11-21
CVSS Score:
6.5
Severity:
MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Vendors
redhat qemu fedoraproject
Quick Actions
CVSS Severity Scale
0.0 - 3.9 LOW
4.0 - 6.9 MEDIUM
7.0 - 8.9 HIGH
9.0 - 10.0 CRITICAL