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CVE-2019-12819

UnknownEPSS 0.62%

Last modified

CVE-2019-12819 is a vulnerability of currently unknown severity. 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. EPSS estimates a 0.62% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
0.62%

44.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel< 5.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-12819?
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.
How severe is CVE-2019-12819?
Severity scoring for CVE-2019-12819 is pending analysis. The EPSS model estimates a 0.62% probability of exploitation in the next 30 days.
How do I fix CVE-2019-12819?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-12819?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST