CVE-2019-18885 PUBLISHED

fs/btrfs/volumes.c in the Linux kernel before 5.1 allows a btrfs_verify_dev_extents NULL pointer dereference via a crafted btrfs image because fs_devices->devices is mishandled within find_device, aka CID-09ba3bc9dd15.

EPSS 0.73% · 72.5th percentile

Risk Scores

EPSS Score
0.73%
72.5th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSlinux-aws4.4.0-1065.75, 4.4.0-1063.72, 4.4.0-1062.71
Ubuntu:16.04:LTSlinux-gcp4.15.0-1049.52, 4.15.0-1052.56, 4.15.0-1050.53
Ubuntu:Pro:FIPS:18.04:LTSlinux-azure-fips0, 4.15.0-1002.2
Ubuntu:16.04:LTSlinux-snapdragon4.4.0-1087.92, 4.4.0-1084.89, 4.4.0-1082.87
Ubuntu:18.04:LTSlinux-snapdragon4.4.0-1077.82, 4.15.0-1071.78, 4.15.0-1070.77
Ubuntu:18.04:LTSlinux-gcp-edge5.0.0-1013.13~18.04.1, 5.0.0-1011.11~18.04.1, 4.18.0-1015.16~18.04.1
Ubuntu:16.04:LTSlinux-azure4.13.0-1014.17, 4.13.0-1012.15, 4.13.0-1011.14
Ubuntu:18.04:LTSlinux-azure-edge5.0.0-1012.12~18.04.2, 4.18.0-1008.8~18.04.1, 0
Ubuntu:18.04:LTSlinux-hwe4.18.0-15.16~18.04.1, 4.18.0-16.17~18.04.1, 4.18.0-17.18~18.04.1
Ubuntu:Pro:14.04:LTSlinux-azure4.15.0-1037.39~14.04.2, 4.15.0-1036.38~14.04.2, 4.15.0-1035.36~14.04.2
Ubuntu:18.04:LTSlinux-raspi24.15.0-1026.28, 4.15.0-1011.12, 4.15.0-1010.11
Ubuntu:Pro:FIPS-updates:18.04:LTSlinux-azure-fips4.15.0-1002.2, 0
Ubuntu:20.04:LTSlinux-riscv5.4.0-27.31, 5.4.0-26.30, 5.4.0-24.28
Ubuntu:Pro:FIPS:18.04:LTSlinux-aws-fips4.15.0-2000.4, 0
Ubuntu:18.04:LTSlinux-oem-osp15.0.0-1024.27, 5.0.0-1030.34, 5.0.0-1022.24
Ubuntu:18.04:LTSlinux-oracle4.15.0-1025.28, 4.15.0-1022.25, 4.15.0-1021.23
Ubuntu:22.04:LTSlinux-riscv5.15.0-1016.18, 5.15.0-1028.32, 5.15.0-1027.31
Ubuntu:18.04:LTSlinux-oem4.15.0-1008.11, 4.15.0-1028.33, 4.15.0-1004.5
Ubuntu:18.04:LTSlinux-aws-5.05.0.0-1022.25~18.04.1, 0, 5.0.0-1021.24~18.04.1
Ubuntu:18.04:LTSlinux-gke-4.154.15.0-1041.43, 4.15.0-1040.42, 4.15.0-1037.39

…and 26 more

Timeline

References

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