CVE-2022-49915

MEDIUM EPSS 6.2%
Published May 1, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published May 1, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: mISDN: fix possible memory leak in mISDN_register_device() Afer commit 1fa5ae857bb1 ("driver core: get rid of struct device's bus_id string array"), the name of device is allocated dynamically, add put_device() to give up the reference, so that the name can be freed in kobject_cleanup() when the refcount is 0. Set device class before put_device() to avoid null release() function WARN message in device_release().

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
6.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 10

VendorProductVersionRange
linuxlinux_kernel*≥2.6.30  –  <4.9.333
linuxlinux_kernel*≥4.10  –  <4.14.299
linuxlinux_kernel*≥4.15  –  <4.19.265
linuxlinux_kernel*≥4.20  –  <5.4.224
linuxlinux_kernel*≥5.5  –  <5.10.154
linuxlinux_kernel*≥5.11  –  <5.15.78
linuxlinux_kernel*≥5.16  –  <6.0.8
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any

References 8

  • git.kernel.org https://git.kernel.org/stable/c/029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/080aabfb29b2ee9cbb8894a1d039651943d3773e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0d4e91efcaee081e919b3c50e875ecbb84290e41
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2ff6b669523d3b3d253a044fa9636a67d0694995
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a636fc5a7cabd05699b5692ad838c2c7a3abec7b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e77d213843e67b4373285712699b692f9c743f61
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e7d1d4d9ac0dfa40be4c2c8abd0731659869b297
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/080aabfb29b2ee9cbb8894a1d039651943d3773e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/0d4e91efcaee081e919b3c50e875ecbb84290e41
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2ff6b669523d3b3d253a044fa9636a67d0694995
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a636fc5a7cabd05699b5692ad838c2c7a3abec7b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e77d213843e67b4373285712699b692f9c743f61
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e7d1d4d9ac0dfa40be4c2c8abd0731659869b297
    Patch