CVE-2022-49422

MEDIUM EPSS 14.9%
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: dmaengine: idxd: Fix the error handling path in idxd_cdev_register() If a call to alloc_chrdev_region() fails, the already allocated resources are leaking. Add the needed error handling path to fix the leak.

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
14.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 4

VendorProductVersionRange
linuxlinux_kernel*≥5.6  –  <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 5

  • git.kernel.org https://git.kernel.org/stable/c/5e88561eceb34ae3f88451c2b8e30fe403484189
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6073af78156b8c3fc1198f8bcc190b7ac3ac0143
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aab08c1aac01097815fbcf10fce7021d2396a31f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b3c7b5d08e9d5b2ff31c03078c00ecf11042419f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c308a2e711a52a47f4b45e7add2b5200169e429a
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/5e88561eceb34ae3f88451c2b8e30fe403484189
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6073af78156b8c3fc1198f8bcc190b7ac3ac0143
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aab08c1aac01097815fbcf10fce7021d2396a31f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b3c7b5d08e9d5b2ff31c03078c00ecf11042419f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c308a2e711a52a47f4b45e7add2b5200169e429a
    Patch