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CVE-2019-20054 PUBLISHED

In the Linux kernel before 5.0.6, there is a NULL pointer dereference in drop_sysctl_table() in fs/proc/proc_sysctl.c, related to put_links, aka CID-23da9588037e.

EPSS 0.11% · 29.9th percentile

Risk Scores

EPSS Score
0.11%
29.9th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSlinux-raspi20, 4.2.0-1013.19, 4.2.0-1014.21
Ubuntu:16.04:LTSlinux-hwe4.15.0-47.50~16.04.1, 4.15.0-58.64~16.04.1, 4.15.0-55.60~16.04.2
Ubuntu:16.04:LTSlinux-snapdragon4.4.0-1061.66, 4.4.0-1059.63, 4.4.0-1058.62
Ubuntu:16.04:LTSlinux-azure4.13.0-1006.8, 4.11.0-1014.14, 4.11.0-1013.13
Ubuntu:18.04:LTSlinux-hwe-edge5.0.0-19.20~18.04.1, 5.0.0-17.18~18.04.1, 0
Ubuntu:16.04:LTSlinux-aws4.4.0-1043.52, 4.4.0-1031.40, 4.4.0-1030.39
Ubuntu:22.04:LTSlinux-realtime0, 5.15.0-1032.35
Ubuntu:20.04:LTSlinux-gke5.4.0-1068.71, 5.4.0-1067.70, 5.4.0-1066.69
Ubuntu:24.04:LTSlinux-raspi-realtime6.8.0-2019.20, 0
Ubuntu:18.04:LTSlinux-azure-edge0, 4.18.0-1006.6~18.04.1, 4.18.0-1007.7~18.04.1
Ubuntu:16.04:LTSlinux-kvm4.4.0-1047.53, 0, 4.4.0-1020.25
Ubuntu:Pro:14.04:LTSlinux3.13.0-197.248, 0, 3.11.0-12.19
Ubuntu:16.04:LTSlinux-aws-hwe4.15.0-1041.43~16.04.1, 4.15.0-1040.42~16.04.1, 4.15.0-1039.41~16.04.1
Ubuntu:18.04:LTSlinux-oem4.15.0-1045.50, 4.15.0-1035.40, 4.15.0-1036.41
Ubuntu:18.04:LTSlinux-hwe4.18.0-25.26~18.04.1, 4.18.0-22.23~18.04.1, 4.18.0-24.25~18.04.1
Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-aws-fips0, 4.15.0-2000.4
Ubuntu:16.04:LTSlinux-gcp4.13.0-1011.15, 4.13.0-1007.10, 4.13.0-1006.9
Ubuntu:Pro:FIPS:18.04:LTSlinux-azure-fips4.15.0-1002.2, 0
Ubuntu:Pro:14.04:LTSlinux-aws4.4.0-1052.56, 4.4.0-1050.54, 4.4.0-1048.52
Ubuntu:18.04:LTSlinux-oem-osp10, 5.0.0-1010.11, 5.0.0-1012.13

…and 22 more

Timeline

References

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