imPC@ndo IT

Tracker / CVE-2019-19816

CVE-2019-19816

High 7.8

In the Linux kernel 5.0.21, mounting a crafted btrfs filesystem image and performing some operations can cause slab-out-of-bounds write access in __btrfs_map_block in fs/btrfs/volumes.c, because a value of 1 for the number of data stripes is mishandled.

Affected products and versions

canonical ubuntu_linux
debian debian_linux
linux linux_kernel · 2.6.12 → 4.4.247
linux linux_kernel · 4.10 → 4.14.210
linux linux_kernel · 4.15 → 4.19.137
linux linux_kernel · 4.20 → 5.2
linux linux_kernel · 4.5 → 4.9.247
netapp active_iq_unified_manager · 9.5 → …
netapp aff_a400_firmware
netapp aff_a700s_firmware
netapp data_availability_services
netapp fas8300_firmware
netapp fas8700_firmware
netapp h610s_firmware
netapp hci_management_node
netapp solidfire
netapp steelstore_cloud_integrated_storage

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References