CVE-2019-12819
Medium
Description
An issue was discovered in the Linux kernel before 5.0. The function __mdiobus_register() in drivers/net/phy/mdio_bus.c calls put_device(), which will trigger a fixed_mdio_bus_init use-after-free. This will cause a denial of service.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedJun 14, 2019
First seenJun 14, 2019
How to fix
Update
- linux linux_kernel5.0 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 5.0 | 5.0 |
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