CVE-2022-3165
Published: August 31, 2023Last modified: August 31, 2023
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | qemu | Not affected (7.1.0-r4) |
| Stream | qemu | Not affected (8.0.4-r0) |
References
- https://gitlab.com/qemu-project/qemu/-/commit/d307040b18
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I36LKZA7Z65J3LJU2P37LVTWDFTXBMPU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTY7TVHX62OJWF6IOBCIGLR2N5K4QN3E/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/I36LKZA7Z65J3LJU2P37LVTWDFTXBMPU/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/ZTY7TVHX62OJWF6IOBCIGLR2N5K4QN3E/
- https://security.netapp.com/advisory/ntap-20221223-0006/