CVE-2023-53191
Not scored
irqchip/alpine-msi: Fix refcount leak in alpine_msix_init_domains
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.
Exploit probability
0.1%
Published
September 15, 2025
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2023-53191
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/071d068b89e95d1b078aa6bbcb9d0961b77d6aa1
- https://git.kernel.org/stable/c/5fbf2cc39b62a4afe44f3d42ee3dcf8f012c1926
- https://git.kernel.org/stable/c/65e30bd1310d90b794c377bf405394157854aa30
- https://git.kernel.org/stable/c/9e79ac4f70fd51243e1c6108d4b0baf16cfde99c
- https://git.kernel.org/stable/c/c9aaf4efe1f02b2fef21a69fb3652f5ad12a5710
- https://git.kernel.org/stable/c/d6c66c46889752fa4962c6388516f7ab66a8d6a1
- https://git.kernel.org/stable/c/eef04516f0c317ce80502c1d6b0d06235a87cd8f
- https://git.kernel.org/stable/c/eef09f786df4b34b97557929287c4e5a83bbf09b
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53191.json
- https://nvd.nist.gov/vuln/detail/CVE-2023-53191