vulnerability
Red Hat: CVE-2019-12819: CVE-2019-12819 kernel: use-after-free in function __mdiobus_register() in drivers/net/phy/mdio_bus.c (Multiple Advisories)
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
2 | (AV:L/AC:L/Au:N/C:N/I:N/A:P) | 2019-06-14 | 2020-10-30 | 2024-11-27 |
Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
2019-06-14
Added
2020-10-30
Modified
2024-11-27
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.
Solution(s)
redhat-upgrade-kernelredhat-upgrade-kernel-rt

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