CVE-2022-49525

MEDIUM EPSS 16.5%
Published Feb 26, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

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().

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
16.5% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel* <4.9.318
linuxlinux_kernel*≥4.10  –  <4.14.283
linuxlinux_kernel*≥4.15  –  <4.19.247
linuxlinux_kernel*≥4.20  –  <5.4.198
linuxlinux_kernel*≥5.5  –  <5.10.121
linuxlinux_kernel*≥5.11  –  <5.15.46
linuxlinux_kernel*≥5.16  –  <5.17.14
linuxlinux_kernel*≥5.18  –  <5.18.3

References 9

  • git.kernel.org https://git.kernel.org/stable/c/005fd553f5f10fe8618d92f94ad10f9051eac331
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1f0fc1dfb5fdd456657519a97fab83691b96c6a0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2203436a4d24302871617373a7eb21bc17e38762
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/222292930c8ecc3516e03ec1f9fa8448be7ff496
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/258639bc55a586ee6df92d89786ccf1c71546d70
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3f94169affa33c9db4a439d88f09cb2ed3a33332
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4d6295b6d986476232332fffd08575b185f90d81
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5beb85ff7d005ddb7bf604a4f2dc76f01b84b318
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9d92291698e5cc35a2b8a1106a01ddd7d60ade2d
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/005fd553f5f10fe8618d92f94ad10f9051eac331
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1f0fc1dfb5fdd456657519a97fab83691b96c6a0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2203436a4d24302871617373a7eb21bc17e38762
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/222292930c8ecc3516e03ec1f9fa8448be7ff496
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/258639bc55a586ee6df92d89786ccf1c71546d70
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3f94169affa33c9db4a439d88f09cb2ed3a33332
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4d6295b6d986476232332fffd08575b185f90d81
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5beb85ff7d005ddb7bf604a4f2dc76f01b84b318
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9d92291698e5cc35a2b8a1106a01ddd7d60ade2d
    Patch