DEBIAN-CVE-2021-47556

In the Linux kernel, the following vulnerability has been resolved: ethtool: ioctl: fix potential NULL deref in ethtoolsetcoalesce ethtoolsetcoalesce now uses both the .getcoalesce and .setcoalesce callbacks. But the check for their availability is buggy, so changing the coalesce settings on a...

kernel: ethtool: ioctl: fix potential NULL deref in ethtool_set_coalesce()

A vulnerability was found in the Linux kernel's ethtool implementation in the ioctl handling of coalesce settings, where the system attempts to change coalesce settings using the ethtoolsetcoalesce function without verifying the availability of both the .getcoalesce and .setcoalesce callbacks,...