Executive Summary

Informations
Name CVE-2022-2962 First vendor Publication 2022-09-13
Vendor Cve Last vendor Modification 2025-04-23

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

A DMA reentrancy issue was found in the Tulip device emulation in QEMU. When Tulip reads or writes to the rx/tx descriptor or copies the rx/tx frame, it doesn't check whether the destination address is its own MMIO address. This can cause the device to trigger MMIO handlers multiple times, possibly leading to a stack or heap overflow. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2962

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-662 Insufficient Synchronization

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 217

Sources (Detail)

https://gitlab.com/qemu-project/qemu/-/commit/36a894aeb64a2e02871016da1c37d4a...
https://gitlab.com/qemu-project/qemu/-/issues/1171
Source Url

Alert History

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Date Informations
2025-06-26 01:59:10
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2025-06-25 12:19:16
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2025-05-27 01:58:36
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2025-03-29 03:04:53
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2025-03-28 13:31:12
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2024-11-28 14:10:15
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2024-08-02 13:36:31
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2024-08-02 01:29:24
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2024-02-02 02:34:59
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2024-02-01 12:26:57
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2023-09-05 13:29:26
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2023-09-05 01:26:23
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2023-09-02 13:27:35
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2023-09-02 01:26:47
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2023-08-12 13:34:04
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2023-08-12 01:26:02
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2023-08-11 13:25:45
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2023-08-11 01:26:52
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2023-08-06 13:23:35
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2023-08-06 01:25:47
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2023-08-04 13:23:59
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2023-08-04 01:26:07
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2023-07-14 13:24:00
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2023-07-14 01:25:52
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2023-06-29 00:28:24
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2023-03-29 02:25:27
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2023-03-28 12:26:00
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2022-11-10 02:05:40
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2022-10-11 13:14:03
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2022-10-11 01:25:07
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2022-10-01 00:27:34
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2022-09-19 21:27:15
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2022-09-14 00:27:17
  • First insertion