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CVE-2019-12819 PUBLISHED

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.

EPSS 0.08% · 22.7th percentile

Risk Scores

EPSS Score
0.08%
22.7th percentile

Affected Products

VendorProductVersions
Ubuntu:20.04:LTSlinux-riscv5.4.0-34.38, 5.4.0-33.37, 5.4.0-31.35
Ubuntu:18.04:LTSlinux4.13.0-32.35, 4.15.0-10.11, 4.15.0-12.13
Ubuntu:18.04:LTSlinux-aws0, 4.15.0-1045.47, 4.15.0-1044.46
Ubuntu:Pro:FIPS:18.04:LTSlinux-azure-fips4.15.0-1002.2, 0
Ubuntu:16.04:LTSlinux-aws-hwe4.15.0-1044.46~16.04.1, 4.15.0-1045.47~16.04.1, 4.15.0-1035.37~16.04.1
Ubuntu:16.04:LTSlinux-raspi24.4.0-1077.85, 4.4.0-1089.97, 4.4.0-1090.98
Ubuntu:Pro:14.04:LTSlinux-azure4.15.0-1037.39~14.04.2, 4.15.0-1039.41~14.04.2, 4.15.0-1040.44~14.04.1
Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-aws-fips4.15.0-2000.4, 0
Ubuntu:18.04:LTSlinux-hwe4.18.0-16.17~18.04.1, 4.18.0-17.18~18.04.1, 4.18.0-20.21~18.04.1
Ubuntu:22.04:LTSlinux-intel-iot-realtime0, 5.15.0-1073.75
Ubuntu:16.04:LTSlinux4.4.0-130.156, 0, 4.2.0-16.19
Ubuntu:16.04:LTSlinux-oracle4.15.0-1018.20~16.04.1, 0, 4.15.0-1007.9~16.04.1
Ubuntu:14.04:LTSlinux-lts-xenial4.4.0-42.62~14.04.1, 4.4.0-81.104~14.04.1, 4.4.0-79.100~14.04.1
Ubuntu:18.04:LTSlinux-azure4.15.0-1022.23, 4.15.0-1023.24, 4.15.0-1025.26
Ubuntu:16.04:LTSlinux-hwe4.15.0-46.49~16.04.1, 0, 4.8.0-36.36~16.04.1
Ubuntu:16.04:LTSlinux-snapdragon4.4.0-1012.12, 4.4.0-1013.14, 4.4.0-1013.15
Ubuntu:18.04:LTSlinux-gcp4.15.0-1009.9, 4.15.0-1037.39, 4.15.0-1036.38
Ubuntu:22.04:LTSlinux-riscv5.13.0-1006.6+22.04.1, 0, 5.13.0-1010.11+22.04.1
Ubuntu:18.04:LTSlinux-gke-4.154.15.0-1037.39, 4.15.0-1034.36, 4.15.0-1036.38
Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-azure-fips4.15.0-1002.2, 0

…and 18 more

Timeline

References

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