CVE-2021-47164
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix null deref accessing lag dev It could be the lag dev is null so stop processing the event. In bond_enslave() the active/backup slave being set before setting the upper dev so first event is without an upper dev. After setting the upper dev with bond_master_upper_dev_link() there is a second event and in that event we have an upper dev.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedMar 25, 2024
First seenMar 25, 2024
How to fix
Update
- linux linux_kernel5.10.42, 5.12.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.8 ≤ v < 5.10.42, 5.11 ≤ v < 5.12.9 | 5.10.42, 5.12.9 |
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