Executive Summary

Informations
Name CVE-2022-49483 First vendor Publication 2025-02-26
Vendor Cve Last vendor Modification 2025-03-17

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/msm/disp/dpu1: avoid clearing hw interrupts if hw_intr is null during drm uninit

If edp modeset init is failed due to panel being not ready and probe defers during drm bind, avoid clearing irqs and dereference hw_intr when hw_intr is null.

BUG: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000

Call trace:
dpu_core_irq_uninstall+0x50/0xb0
dpu_irq_uninstall+0x18/0x24
msm_drm_uninit+0xd8/0x16c
msm_drm_bind+0x580/0x5fc
try_to_bring_up_master+0x168/0x1c0
__component_add+0xb4/0x178
component_add+0x1c/0x28
dp_display_probe+0x38c/0x400
platform_probe+0xb0/0xd0
really_probe+0xcc/0x2c8
__driver_probe_device+0xbc/0xe8
driver_probe_device+0x48/0xf0
__device_attach_driver+0xa0/0xc8
bus_for_each_drv+0x8c/0xd8
__device_attach+0xc4/0x150
device_initial_probe+0x1c/0x28

Changes in V2: - Update commit message and coreect fixes tag.

Patchwork: https://patchwork.freedesktop.org/patch/484430/

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-49483

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Os 3538

Sources (Detail)

https://git.kernel.org/stable/c/01013ba9bbddc62f7d011163cebfd7ed06bb698b
https://git.kernel.org/stable/c/a7ca30c3a8b2e8bda65f2b922d382ac056be8aa4
https://git.kernel.org/stable/c/a800701429313149afde18d98821554fbfcb3164
Source Url

Alert History

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Date Informations
2025-06-26 02:09:48
  • Multiple Updates
2025-06-25 12:22:39
  • Multiple Updates
2025-06-24 02:14:24
  • Multiple Updates
2025-05-27 02:11:11
  • Multiple Updates
2025-03-29 03:14:43
  • Multiple Updates
2025-03-28 13:35:03
  • Multiple Updates
2025-03-28 02:57:08
  • Multiple Updates
2025-03-19 00:21:01
  • Multiple Updates
2025-03-18 00:21:04
  • Multiple Updates
2025-03-17 21:21:19
  • Multiple Updates
2025-02-26 17:20:31
  • First insertion