CVE-2026-64301: In the Linux kernel, the following vulnerability has been resolved: regulator: scmi: fix of_node refcount leak in scmi_regulator_probe() scmi_regulator_probe() calls of_find_node
In the Linux kernel, the following vulnerability has been resolved:
regulator: scmi: fix of_node refcount leak in scmi_regulator_probe()
scmi_regulator_probe() calls of_find_node_by_name() which takes a
reference on the returned device node. On the error path where
process_scmi_regulator_of_node() fails, the function returns without
calling of_node_put() on the child node, leaking the reference.
Add of_node_put(np) on the error path to properly release the
reference.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-64301
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-643010.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 11% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-64301 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
Recent advisories for In the Linux
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- high[NEW] [high] Red Hat Enterprise Linux (librest, pipewire): Multiple vulnerabilitiescert-bund · 2026-08-03
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- medium[UPDATE] [medium] Linux Kernel: Multiple Vulnerabilitiescert-bund · 2026-08-03
- high[UPDATE] [high] Linux Kernel: Multiple vulnerabilitiescert-bund · 2026-08-03
- medium[UPDATE] [medium] Linux Kernel: Multiple Vulnerabilitiescert-bund · 2026-08-03
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