IT

Tracker / CVE-2022-48730

CVE-2022-48730

Medium 5.5

In the Linux kernel, the following vulnerability has been resolved: dma-buf: heaps: Fix potential spectre v1 gadget It appears like nr could be a Spectre v1 gadget as it's supplied by a user and used as an array index. Prevent the contents of kernel memory from being leaked to userspace via speculative execution by using array_index_nospec. [sumits: added fixes and cc: stable tags]

Affected products and versions

linux linux_kernel
linux linux_kernel · 5.11 → 5.15.22
linux linux_kernel · 5.16 → 5.16.8
linux linux_kernel · 5.6 → 5.10.99

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References