CVE-2022-48730
Medium
Description
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]
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedJun 20, 2024
First seenJun 20, 2024
How to fix
Update
- linux linux_kernel5.10.99, 5.15.22, 5.16.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.6 ≤ v < 5.10.99, 5.11 ≤ v < 5.15.22, 5.16 ≤ v < 5.16.8, 5.17 | 5.10.99, 5.15.22, 5.16.8 |
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