Attacker Value
Unknown
0
CVE-2020-12771
0
CVE ID
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CVE-2020-12771
(Last updated October 06, 2023) ▾
MITRE ATT&CK
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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.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
5.5 Medium
Impact Score:
3.6
Exploitability Score:
1.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
n/a
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- canonical,
- debian,
- linux,
- netapp,
- opensuse,
- oracle
Products
- a700s firmware -,
- active iq unified manager -,
- cloud backup -,
- debian linux 9.0,
- element software -,
- h300e firmware -,
- h300s firmware -,
- h410c firmware -,
- h410s firmware -,
- h500e firmware -,
- h500s firmware -,
- h610c firmware -,
- h610s firmware -,
- h615c firmware -,
- h700e firmware -,
- h700s firmware -,
- hci bootstrap os -,
- hci management node -,
- leap 15.1,
- leap 15.2,
- linux kernel,
- sd-wan edge 8.2,
- solidfire -,
- steelstore cloud integrated storage -,
- ubuntu linux 14.04,
- ubuntu linux 16.04,
- ubuntu linux 18.04,
- ubuntu linux 20.04
References
Advisory
Miscellaneous
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Exploited in the Wild
CVE ID
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