UBUNTU-CVE-2018-14610
Vulnerability Summary
Timeline
Description
An issue was discovered in the Linux kernel through 4.17.10. There is out-of-bounds access in write_extent_buffer() when mounting and operating a crafted btrfs image, because of a lack of verification that each block group has a corresponding chunk at mount time, within btrfs_read_block_groups in fs/btrfs/extent-tree.c.
CVSS Metrics
- v3.0•MEDIUM•Score: 5.5CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Systems
- ubuntu•linux
all | < 4.4.0-145.171 | < 4.15.0-58.64
- ubuntu•linux-aws
< 4.4.0-1040.43 | < 4.4.0-1079.89 | < 4.15.0-1047.49
- ubuntu•linux-aws-fips
< 4.15.0-2018.18 | all
- ubuntu•linux-aws-hwe
< 4.15.0-1047.49~16.04.1
- ubuntu•linux-azure
< 4.15.0-1059.64~14.04.1 | < 4.15.0-1055.60 | < 5.0.0-1014.14~18.04.1
- ubuntu•linux-azure-fde
all
- ubuntu•linux-azure-fde-5.15
all
- ubuntu•linux-azure-fips
< 4.15.0-2006.7 | all
- ubuntu•linux-bluefield
all
- ubuntu•linux-fips
< 4.4.0-1008.10
- ubuntu•linux-gcp
< 4.15.0-1040.42~16.04.1 | < 4.15.0-1040.42
- ubuntu•linux-gcp-fips
all
- ubuntu•linux-gke
all
- ubuntu•linux-gke-4.15
< 4.15.0-1040.42
- ubuntu•linux-hwe
< 4.15.0-58.64~16.04.1 | < 5.0.0-23.24~18.04.1
- ubuntu•linux-intel-iot-realtime
all
- ubuntu•linux-kvm
< 4.4.0-1043.49 | < 4.15.0-1042.42
- ubuntu•linux-lts-xenial
< 4.4.0-144.170~14.04.1
- ubuntu•linux-nvidia
all
- ubuntu•linux-oem
< 4.15.0-1050.57
- ubuntu•linux-oracle
< 4.15.0-1021.23~16.04.1 | < 4.15.0-1021.23
- ubuntu•linux-raspi-realtime
all
- ubuntu•linux-raspi2
< 4.4.0-1106.114 | < 4.15.0-1043.46 | all
- ubuntu•linux-realtime
all
- ubuntu•linux-riscv
all | all
- ubuntu•linux-snapdragon
< 4.4.0-1110.115 | < 4.15.0-1060.66
References (8)
- https://ubuntu.com/security/CVE-2018-14610
- https://bugzilla.kernel.org/show_bug.cgi?id=199837
- https://patchwork.kernel.org/patch/10503415/
- https://ubuntu.com/security/notices/USN-3932-1
- https://ubuntu.com/security/notices/USN-3932-2
- https://ubuntu.com/security/notices/USN-4094-1
- https://ubuntu.com/security/notices/USN-4118-1
- https://www.cve.org/CVERecord?id=CVE-2018-14610