CVE-2023-53191

MEDIUM EPSS 4.2%
Published Sep 15, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Sep 15, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: irqchip/alpine-msi: Fix refcount leak in alpine_msix_init_domains of_irq_find_parent() returns a node pointer with refcount incremented, We should use of_node_put() on it when not needed anymore. Add missing of_node_put() to avoid refcount 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
4.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel*≥4.6  –  <4.14.308
linuxlinux_kernel*≥4.15  –  <4.19.276
linuxlinux_kernel*≥4.20  –  <5.4.235
linuxlinux_kernel*≥5.5  –  <5.10.173
linuxlinux_kernel*≥5.11  –  <5.15.99
linuxlinux_kernel*≥5.16  –  <6.1.16
linuxlinux_kernel*≥6.2  –  <6.2.3

References 8

  • git.kernel.org https://git.kernel.org/stable/c/071d068b89e95d1b078aa6bbcb9d0961b77d6aa1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5fbf2cc39b62a4afe44f3d42ee3dcf8f012c1926
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/65e30bd1310d90b794c377bf405394157854aa30
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9e79ac4f70fd51243e1c6108d4b0baf16cfde99c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c9aaf4efe1f02b2fef21a69fb3652f5ad12a5710
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d6c66c46889752fa4962c6388516f7ab66a8d6a1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/eef04516f0c317ce80502c1d6b0d06235a87cd8f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/eef09f786df4b34b97557929287c4e5a83bbf09b
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/071d068b89e95d1b078aa6bbcb9d0961b77d6aa1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5fbf2cc39b62a4afe44f3d42ee3dcf8f012c1926
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/65e30bd1310d90b794c377bf405394157854aa30
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9e79ac4f70fd51243e1c6108d4b0baf16cfde99c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c9aaf4efe1f02b2fef21a69fb3652f5ad12a5710
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d6c66c46889752fa4962c6388516f7ab66a8d6a1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/eef04516f0c317ce80502c1d6b0d06235a87cd8f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/eef09f786df4b34b97557929287c4e5a83bbf09b
    Patch