Executive Summary

Informations
Name CVE-2022-49232 First vendor Publication 2025-02-26
Vendor Cve Last vendor Modification 2025-03-18

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/amd/display: Fix a NULL pointer dereference in amdgpu_dm_connector_add_common_modes()

In amdgpu_dm_connector_add_common_modes(), amdgpu_dm_create_common_mode() is assigned to mode and is passed to drm_mode_probed_add() directly after that. drm_mode_probed_add() passes &mode->head to list_add_tail(), and there is a dereference of it in list_add_tail() without recoveries, which could lead to NULL pointer dereference on failure of amdgpu_dm_create_common_mode().

Fix this by adding a NULL check of mode.

This bug was found by a static analyzer.

Builds with 'make allyesconfig' show no new warnings, and our static analyzer no longer warns about this code.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-49232

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 7
Os 3527

Sources (Detail)

https://git.kernel.org/stable/c/19a7eba284790cfbba2945deb2363cf03ce41648
https://git.kernel.org/stable/c/2c729dec8c1e3e2892fde5ce8181553860914e74
https://git.kernel.org/stable/c/57f4ad5e286fe4599c8fc63cf89f85f9eec7f9c9
https://git.kernel.org/stable/c/588a70177df3b1777484267584ef38ab2ca899a2
https://git.kernel.org/stable/c/639b3b9def0a6a3f316a195d705d14113236e89c
https://git.kernel.org/stable/c/bdc7429708a0772d90c208975694f7c2133b1202
https://git.kernel.org/stable/c/f4eaa999fec78dec2a9c2d797438e05cbffb125b
Source Url

Alert History

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Date Informations
2025-06-26 02:09:24
  • Multiple Updates
2025-06-25 12:22:15
  • Multiple Updates
2025-06-24 02:14:00
  • Multiple Updates
2025-05-27 02:09:35
  • Multiple Updates
2025-03-29 03:14:27
  • Multiple Updates
2025-03-28 13:34:48
  • Multiple Updates
2025-03-28 02:56:53
  • Multiple Updates
2025-03-19 00:21:10
  • Multiple Updates
2025-03-18 21:20:56
  • Multiple Updates
2025-02-26 17:20:33
  • First insertion