CVE-2020-12771
Severity Score
5.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
Se detectó un problema en el kernel de Linux versiones hasta 5.6.11. La función btree_gc_coalesce en el archivo drivers/md/bcache/btree.c, presenta un punto muerto si se produce un fallo de la operación de coalescencia.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-05-09 CVE Reserved
- 2020-05-09 CVE Published
- 2024-01-07 EPSS Updated
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-667: Improper Locking
CAPEC
References (13)
| URL | Tag | Source |
|---|---|---|
| https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html | Mailing List |
|
| https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html | Mailing List |
|
| https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html | Mailing List |
|
| https://security.netapp.com/advisory/ntap-20200608-0001 | Third Party Advisory |
|
| URL | Date | SRC |
|---|---|---|
| https://lkml.org/lkml/2020/4/26/87 | 2024-08-04 |
| URL | Date | SRC |
|---|---|---|
| https://www.oracle.com/security-alerts/cpuApr2021.html | 2022-04-26 |
| URL | Date | SRC |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00071.html | 2022-04-26 | |
| http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html | 2022-04-26 | |
| https://usn.ubuntu.com/4462-1 | 2022-04-26 | |
| https://usn.ubuntu.com/4463-1 | 2022-04-26 | |
| https://usn.ubuntu.com/4465-1 | 2022-04-26 | |
| https://usn.ubuntu.com/4483-1 | 2022-04-26 | |
| https://usn.ubuntu.com/4485-1 | 2022-04-26 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Netapp Search vendor "Netapp" | Hci Bootstrap Os Search vendor "Netapp" for product "Hci Bootstrap Os" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | Hci Compute Node Search vendor "Netapp" for product "Hci Compute Node" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | A700s Firmware Search vendor "Netapp" for product "A700s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | A700s Search vendor "Netapp" for product "A700s" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H300s Firmware Search vendor "Netapp" for product "H300s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H300s Search vendor "Netapp" for product "H300s" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H500s Firmware Search vendor "Netapp" for product "H500s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H500s Search vendor "Netapp" for product "H500s" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H700s Firmware Search vendor "Netapp" for product "H700s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H700s Search vendor "Netapp" for product "H700s" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H300e Firmware Search vendor "Netapp" for product "H300e Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H300e Search vendor "Netapp" for product "H300e" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H500e Firmware Search vendor "Netapp" for product "H500e Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H500e Search vendor "Netapp" for product "H500e" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H700e Firmware Search vendor "Netapp" for product "H700e Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H700e Search vendor "Netapp" for product "H700e" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H410s Firmware Search vendor "Netapp" for product "H410s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H410s Search vendor "Netapp" for product "H410s" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H410c Firmware Search vendor "Netapp" for product "H410c Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H410c Search vendor "Netapp" for product "H410c" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H610c Firmware Search vendor "Netapp" for product "H610c Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H610c Search vendor "Netapp" for product "H610c" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H610s Firmware Search vendor "Netapp" for product "H610s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H610s Search vendor "Netapp" for product "H610s" | - | - |
Safe
|
| Netapp Search vendor "Netapp" | H615c Firmware Search vendor "Netapp" for product "H615c Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H615c Search vendor "Netapp" for product "H615c" | - | - |
Safe
|
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | <= 5.6.11 Search vendor "Linux" for product "Linux Kernel" and version " <= 5.6.11" | - |
Affected
| ||||||
| Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0" | - |
Affected
| ||||||
| Opensuse Search vendor "Opensuse" | Leap Search vendor "Opensuse" for product "Leap" | 15.1 Search vendor "Opensuse" for product "Leap" and version "15.1" | - |
Affected
| ||||||
| Opensuse Search vendor "Opensuse" | Leap Search vendor "Opensuse" for product "Leap" | 15.2 Search vendor "Opensuse" for product "Leap" and version "15.2" | - |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04" | esm |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | esm |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04" | lts |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 20.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "20.04" | lts |
Affected
| ||||||
| Netapp Search vendor "Netapp" | Active Iq Unified Manager Search vendor "Netapp" for product "Active Iq Unified Manager" | - | vmware_vsphere |
Affected
| ||||||
| Netapp Search vendor "Netapp" | Cloud Backup Search vendor "Netapp" for product "Cloud Backup" | - | - |
Affected
| ||||||
| Netapp Search vendor "Netapp" | Element Software Search vendor "Netapp" for product "Element Software" | - | - |
Affected
| ||||||
| Netapp Search vendor "Netapp" | Hci Management Node Search vendor "Netapp" for product "Hci Management Node" | - | - |
Affected
| ||||||
| Netapp Search vendor "Netapp" | Solidfire Search vendor "Netapp" for product "Solidfire" | - | - |
Affected
| ||||||
| Netapp Search vendor "Netapp" | Steelstore Cloud Integrated Storage Search vendor "Netapp" for product "Steelstore Cloud Integrated Storage" | - | - |
Affected
| ||||||
| Oracle Search vendor "Oracle" | Sd-wan Edge Search vendor "Oracle" for product "Sd-wan Edge" | 8.2 Search vendor "Oracle" for product "Sd-wan Edge" and version "8.2" | - |
Affected
| ||||||