// For flags

CVE-2022-49525

media: cx25821: Fix the warning when removing the module

Time Line
Published
2024-03-19
Updated
2024-03-19
Firt exploit
2024-03-19
Overview
Descriptions (1)
MITRE
CWE (0)
CAPEC (-)
Risk
CVSS Score
-
SSVC
-
KEV
-
EPSS
Affected Products (-)
Vendors (1)
linux
Products (1)
linux_kernel
Versions (9)
< 4.9.318, < 4.14.283, < 4.19.247, < 5.4.198, < 5.10.121, < 5.15.46, < 5.17.14, < 5.18.3, < 5.19
Intel Resources (-)
Advisories (-)
-
Exploits (-)
-
Plugins (-)
-
References (9)
General (-)
Exploits & POcs (-)
Patches (9)
kernel
Advisories (-)
Summary
Descriptions

In the Linux kernel, the following vulnerability has been resolved: media: cx25821: Fix the warning when removing the module When removing the module, we will get the following warning: [ 14.746697] remove_proc_entry: removing non-empty directory 'irq/21', leaking at least 'cx25821[1]'
[ 14.747449] WARNING: CPU: 4 PID: 368 at fs/proc/generic.c:717 remove_proc_entry+0x389/0x3f0
[ 14.751611] RIP: 0010:remove_proc_entry+0x389/0x3f0
[ 14.759589] Call Trace:
[ 14.759792] <TASK>
[ 14.759975] unregister_irq_proc+0x14c/0x170
[ 14.760340] irq_free_descs+0x94/0xe0
[ 14.760640] mp_unmap_irq+0xb6/0x100
[ 14.760937] acpi_unregister_gsi_ioapic+0x27/0x40
[ 14.761334] acpi_pci_irq_disable+0x1d3/0x320
[ 14.761688] pci_disable_device+0x1ad/0x380
[ 14.762027] ? _raw_spin_unlock_irqrestore+0x2d/0x60
[ 14.762442] ? cx25821_shutdown+0x20/0x9f0 [cx25821]
[ 14.762848] cx25821_finidev+0x48/0xc0 [cx25821]
[ 14.763242] pci_device_remove+0x92/0x240 Fix this by freeing the irq before call pci_disable_device().

*Credits: N/A
CVSS Scores
Attack Vector
-
Attack Complexity
-
Privileges Required
-
User Interaction
-
Scope
-
Confidentiality
-
Integrity
-
Availability
-
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2025-02-26 CVE Reserved
  • 2025-02-26 CVE Published
  • 2025-02-26 CVE Updated
  • ---------- EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
Threat Intelligence Resources (0)
Security Advisory details:

Select an advisory to view details here.

Select an exploit to view details here.

Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 < 4.9.318
Search vendor "Linux" for product "Linux Kernel" and version " < 4.9.318"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 < 4.14.283
Search vendor "Linux" for product "Linux Kernel" and version " < 4.14.283"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 < 4.19.247
Search vendor "Linux" for product "Linux Kernel" and version " < 4.19.247"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 < 5.4.198
Search vendor "Linux" for product "Linux Kernel" and version " < 5.4.198"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 < 5.10.121
Search vendor "Linux" for product "Linux Kernel" and version " < 5.10.121"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 < 5.15.46
Search vendor "Linux" for product "Linux Kernel" and version " < 5.15.46"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 < 5.17.14
Search vendor "Linux" for product "Linux Kernel" and version " < 5.17.14"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 < 5.18.3
Search vendor "Linux" for product "Linux Kernel" and version " < 5.18.3"
en
Affected
Linux
Search vendor "Linux"
 Linux Kernel
Search vendor "Linux" for product "Linux Kernel"
 < 5.19
Search vendor "Linux" for product "Linux Kernel" and version " < 5.19"
en
Affected