QEMU: VNC: integer underflow in vnc_client_cut_text_ext leads to CPU exhaustion
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | QEMU | affected |
|
Configuration 1 [-]
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Configuration 2 [-]
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| Package | CPE | Advisory | Released Date |
|---|---|---|---|
| Red Hat Enterprise Linux 8 | |||
| virt-devel:rhel-8080020230410211546.fd72936b | cpe:/a:redhat:enterprise_linux:8 | RHSA-2023:2757 | 2023-05-16T00:00:00Z |
| virt:rhel-8080020230410211546.fd72936b | cpe:/a:redhat:enterprise_linux:8 | RHSA-2023:2757 | 2023-05-16T00:00:00Z |
| Red Hat Enterprise Linux 9 | |||
| qemu-kvm-17:7.2.0-14.el9_2 | cpe:/a:redhat:enterprise_linux:9 | RHSA-2023:2162 | 2023-05-09T00:00:00Z |
No data available yet.
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2022-42588 | 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. |
Ubuntu USN |
USN-5772-1 | QEMU vulnerabilities |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: 1.6% (1.564% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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