Name of the Vulnerable Software and Affected Versions Linux Kernel versions 4.11 through 5.15.33

Description The issue is related to a possible overflow on the first minor variable in the nbd dev add() function. This potential security issue was introduced in version 4.11 and is fixed in version 5.15.34. The actual impact and attack plausibility have not yet been proven.

Recommendations For Linux Kernel versions 4.11 through 5.15.33, update to version 5.15.34 or later to resolve the issue.