CVE-2019-19036

PoC —

CVSS 3.1

5.5 medium

EPSS

2%p78

Published

Nov 21, 2019 (Nov 21, 2019)

Modified

Jun 17, 2026

Description

btrfs_root_node in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcu_dereference(root->node) can be zero.

Vendors: linux
Products: linux kernel
Weakness: CWE-476
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.8%)

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