CVE-2022-48730

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to a potential Spectre v1 gadget in the dma-buf heaps of the Linux kernel. The nr variable, supplied by a user and used as an array index, could allow an attacker to leak kernel memory contents to userspace via speculative execution. This can be prevented by using array index nospec.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.