Executive Summary

Informations
Name CVE-2024-46866 First vendor Publication 2024-09-27
Vendor Cve Last vendor Modification 2024-10-01

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:

drm/xe/client: add missing bo locking in show_meminfo()

bo_meminfo() wants to inspect bo state like tt and the ttm resource, however this state can change at any point leading to stuff like NPD and UAF, if the bo lock is not held. Grab the bo lock when calling bo_meminfo(), ensuring we drop any spinlocks first. In the case of object_idr we now also need to hold a ref.

v2 (MattB)
- Also add xe_bo_assert_held()

(cherry picked from commit 4f63d712fa104c3ebefcb289d1e733e86d8698c7)

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-46866

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-667 Insufficient Locking

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3634

Sources (Detail)

https://git.kernel.org/stable/c/94c4aa266111262c96c98f822d1bccc494786fee
https://git.kernel.org/stable/c/abc8feacacf8fae10eecf6fea7865e8c1fee419c
Source Url

Alert History

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Date Informations
2024-11-23 03:03:38
  • Multiple Updates
2024-11-22 03:01:48
  • Multiple Updates
2024-11-20 03:00:06
  • Multiple Updates
2024-11-14 03:00:25
  • Multiple Updates
2024-11-09 03:00:25
  • Multiple Updates
2024-10-26 02:57:47
  • Multiple Updates
2024-10-25 02:59:39
  • Multiple Updates
2024-10-23 02:58:52
  • Multiple Updates
2024-10-02 21:27:26
  • Multiple Updates
2024-10-02 02:52:46
  • Multiple Updates
2024-10-02 00:27:36
  • Multiple Updates
2024-09-30 17:27:26
  • Multiple Updates
2024-09-27 17:27:23
  • First insertion