CVE-2022-49621
Moderate
cpufreq: pmac32-cpufreq: Fix refcount leak bug
In the Linux kernel, the following vulnerability has been resolved: cpufreq: pmac32-cpufreq: Fix refcount leak bug In pmac_cpufreq_init_MacRISC3(), we need to add corresponding of_node_put() for the three node pointers whose refcount have been incremented by of_find_node_by_name().
Exploit probability
0.3%
Published
February 26, 2025
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
1995 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2022-49621
View original source
In the Linux kernel, the following vulnerability has been resolved: cpufreq: pmac32-cpufreq: Fix refcount leak bug In pmac_cpufreq_init_MacRISC3(), we need to add corresponding of_node_put() for the three node pointers whose refcount have been incremented by of_find_node_by_name().
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/37c16fc2cb13a13f3c0193bfc6f2edef7d7df7d7
- https://git.kernel.org/stable/c/3ea9dbf7c2f436952bca331c6f5d72f75aca224e
- https://git.kernel.org/stable/c/4513018d0bd739097570d26a7760551cba3deb56
- https://git.kernel.org/stable/c/4585890ab2dbf455d80e254d3d859d4c1e357920
- https://git.kernel.org/stable/c/4f242486bf46d314b2e3838cc64b56f008a3c4d7
- https://git.kernel.org/stable/c/57289b6601fe78c09921599b042a0b430fb420ec
- https://git.kernel.org/stable/c/8dda30f81c751b01cd71f2cfaeef26ad4393b1d1
- https://git.kernel.org/stable/c/ccd7567d4b6cf187fdfa55f003a9e461ee629e36
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49621.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-49621