CVE-2019-19816

PoC —

CVSS 3.1

7.8 high

EPSS

3%p88

Published

Dec 17, 2019 (Dec 17, 2019)

Modified

Jun 17, 2026

Description

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.

Vendors: linux canonical debian netapp
Products: linux kernel, ubuntu linux, debian linux, active iq unified manager, data availability services, hci management node, solidfire, steelstore cloud integrated storage, aff a700s firmware, fas8300 firmware, fas8700 firmware, aff a400 firmware
Weakness: CWE-787
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (3.3%)

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