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THREAT OPS › Threat News › [NVD] CVE-2026-46021 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: thermal: core: Fix thermal zone governor cleanup issues If thermal_zone_device_register_with_trips() fails after adding a thermal governor to the thermal zone being registered, the governor is not removed from

[NVD] CVE-2026-46021 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: thermal: core: Fix thermal zone governor cleanup issues If thermal_zone_device_register_with_trips() fails after adding a thermal governor to the thermal zone being registered, the governor is not removed from

lownvdPublished 2026-05-27

CVE-2026-46021 CVSS: 5.5 MEDIUM Published: 2026-05-27T14:17:20.567

In the Linux kernel, the following vulnerability has been resolved:

thermal: core: Fix thermal zone governor cleanup issues

If thermal_zone_device_register_with_trips() fails after adding a thermal governor to the thermal zone being registered, the governor is not removed from it as appropriate which may lead to a memory leak.

MITRE ATT&CK techniques

Device RegistrationT1098.005

Indicators of compromise

CVE-2026-46021cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-46021