5.5

CVE-2020-12771

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version <= 5.6.11
Debian ≫ Debian Linux Version 9.0
Opensuse ≫ Leap Version 15.1
Opensuse ≫ Leap Version 15.2
Canonical ≫ Ubuntu Linux Version 14.04 SwEdition esm
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition esm
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 20.04 SwEdition lts
Netapp ≫ Active Iq Unified Manager Version - SwPlatform vmware_vsphere
Netapp ≫ Cloud Backup Version -
Netapp ≫ Element Software Version -
Netapp ≫ Hci Management Node Version -
Netapp ≫ Solidfire Version -
Netapp ≫ Hci Bootstrap Os Version -
   Netapp ≫ Hci Compute Node Version -
Netapp ≫ A700s Firmware Version -
   Netapp ≫ A700s Version -
Netapp ≫ H300s Firmware Version -
   Netapp ≫ H300s Version -
Netapp ≫ H500s Firmware Version -
   Netapp ≫ H500s Version -
Netapp ≫ H700s Firmware Version -
   Netapp ≫ H700s Version -
Netapp ≫ H300e Firmware Version -
   Netapp ≫ H300e Version -
Netapp ≫ H500e Firmware Version -
   Netapp ≫ H500e Version -
Netapp ≫ H700e Firmware Version -
   Netapp ≫ H700e Version -
Netapp ≫ H410s Firmware Version -
   Netapp ≫ H410s Version -
Netapp ≫ H410c Firmware Version -
   Netapp ≫ H410c Version -
Netapp ≫ H610c Firmware Version -
   Netapp ≫ H610c Version -
Netapp ≫ H610s Firmware Version -
   Netapp ≫ H610s Version -
Netapp ≫ H615c Firmware Version -
   Netapp ≫ H615c Version -
Oracle ≫ Sd-wan Edge Version 8.2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.52% 0.399
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NIST 4.9 3.9 6.9
AV:L/AC:L/Au:N/C:N/I:N/A:C
CWE-667 Improper Locking

The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.

https://www.oracle.com/security-alerts/cpuApr2021.html
Patch
Third Party Advisory
https://usn.ubuntu.com/4485-1/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200608-0001/
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
Third Party Advisory
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html
Third Party Advisory
Mailing List
https://usn.ubuntu.com/4465-1/
Third Party Advisory
https://usn.ubuntu.com/4483-1/
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00071.html
Third Party Advisory
Mailing List
https://lkml.org/lkml/2020/4/26/87
Patch
Third Party Advisory
Exploit
Mailing List
https://usn.ubuntu.com/4462-1/
Third Party Advisory
https://usn.ubuntu.com/4463-1/
Third Party Advisory