Executive Summary

Informations
Name CVE-2022-48904 First vendor Publication 2024-08-22
Vendor Cve Last vendor Modification 2024-09-12

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None 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

In the Linux kernel, the following vulnerability has been resolved:

iommu/amd: Fix I/O page table memory leak

The current logic updates the I/O page table mode for the domain before calling the logic to free memory used for the page table. This results in IOMMU page table memory leak, and can be observed when launching VM w/ pass-through devices.

Fix by freeing the memory used for page table before updating the mode.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-48904

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-401 Failure to Release Memory Before Removing Last Reference ('Memory Leak')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 7
Os 3510

Sources (Detail)

https://git.kernel.org/stable/c/378e2fe1eb58d5c2ed55c8fe5e11f9db5033cdd6
https://git.kernel.org/stable/c/6b0b2d9a6a308bcd9300c2d83000a82812c56cea
https://git.kernel.org/stable/c/c78627f757e37c2cf386b59c700c4e1574988597
Source Url

Alert History

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Date Informations
2025-01-08 02:47:27
  • Multiple Updates
2025-01-07 02:47:04
  • Multiple Updates
2024-12-25 02:45:51
  • Multiple Updates
2024-12-12 02:48:44
  • Multiple Updates
2024-11-22 02:46:09
  • Multiple Updates
2024-11-20 02:43:33
  • Multiple Updates
2024-11-14 02:43:26
  • Multiple Updates
2024-11-09 02:44:04
  • Multiple Updates
2024-10-26 02:41:50
  • Multiple Updates
2024-10-25 02:43:35
  • Multiple Updates
2024-10-23 02:43:00
  • Multiple Updates
2024-10-03 02:39:03
  • Multiple Updates
2024-10-02 02:37:27
  • Multiple Updates
2024-09-12 17:28:01
  • Multiple Updates
2024-08-23 02:48:13
  • Multiple Updates
2024-08-23 02:34:45
  • Multiple Updates
2024-08-22 17:27:25
  • Multiple Updates
2024-08-22 09:27:26
  • First insertion