CVE-2026-63997

CVE-2026-63997: vulnerability in Linux

ethtool: module: avoid leaking a netdev ref on module flash errors

Published

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3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 0.1%
In the Linux kernel, the following vulnerability has been resolved: ethtool: module: avoid leaking a netdev ref on module flash errors module_flash_fw_schedule() is missing undo for setting the "in_progress" flag and taking the netdev reference. Delay taking these, the device can't disappear while we are holding rtnl_lock.
Affected products
Linux · Linux
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