CVE-2020-12771

PoC —

CVSS 3.1

5.5 medium

EPSS

<1%p43

Published

May 9, 2020 (May 9, 2020)

Modified

Jun 17, 2026

Description

An issue was discovered in the Linux kernel through 5.6.11. btree_gc_coalesce in drivers/md/bcache/btree.c has a deadlock if a coalescing operation fails.

Vendors: linux debian opensuse canonical netapp oracle
Products: linux kernel, debian linux, leap, ubuntu linux, active iq unified manager, cloud backup, element software, hci management node, solidfire, steelstore cloud integrated storage, hci bootstrap os, a700s firmware
Weakness: CWE-667
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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