CVE-2022-49714

MEDIUM EPSS 15.4%
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: irqchip/realtek-rtl: Fix refcount leak in map_interrupts of_find_node_by_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. This function doesn't call of_node_put() in error path. Call of_node_put() directly after of_property_read_u32() to cover both normal path and error path.

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
15.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 4

VendorProductVersionRange
linuxlinux_kernel*≥5.12  –  <5.15.49
linuxlinux_kernel*≥5.16  –  <5.18.6
linuxlinux_kernel5.19any
linuxlinux_kernel5.19any

References 3

  • git.kernel.org https://git.kernel.org/stable/c/e85b1b797de0e7a271b906291ce28245822820b8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/eff4780f83d0ae3e5b6c02ff5d999dc4c1c5c8ce
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f6d6223df0666fbc054e3a8c6ac14eb0af37c286
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/e85b1b797de0e7a271b906291ce28245822820b8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/eff4780f83d0ae3e5b6c02ff5d999dc4c1c5c8ce
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f6d6223df0666fbc054e3a8c6ac14eb0af37c286
    Patch