Low [CVE-2026-64246] fix use-after-free in the linkstation_poweroff_init
This low-severity Red Hat Linux advisory covers CVE-2026-64246.
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Summary
In the Linux kernel, the following vulnerability has been resolved: power: reset: linkstation-poweroff: fix use-after-free in the linkstation_poweroff_init() Move of_node_put(dn) after the of_match_node() call, which still needs the node pointer. The node reference is correctly released after use.
An issue exists where a use-after-free vulnerability occurs due to incorrect handling of a node pointer in the linkstation_poweroff_init() function. This flaw could lead to memory corruption, potentially causing system instability or denial of service.
Red Hat severity: Low. Weakness: CWE-416.
Red Hat lists Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9 as not affected.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative. Check it before change work.
Official advisory · medium-confidence parse· fetched 1 day ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists. Confirm against the vendor advisory.
Official advisory · medium-confidence parse· fetched 1 day ago·verify at source
Mitigation
The source record does not include mitigation steps. That does not mean no fix exists. Read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 1 day ago·verify at source
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