Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
Low
Attack Vector
Local
0

CVE-2022-1011

Disclosure Date: March 18, 2022
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Description

A use-after-free flaw was found in the Linux kernel’s FUSE filesystem in the way a user triggers write(). This flaw allows a local user to gain unauthorized access to data from the FUSE filesystem, resulting in privilege escalation.

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CVSS V3 Severity and Metrics
Base Score:
7.8 High
Impact Score:
5.9
Exploitability Score:
1.8
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • debian,
  • fedoraproject,
  • linux,
  • netapp,
  • oracle,
  • redhat

Products

  • build of quarkus 2.0,
  • codeready linux builder -,
  • communications cloud native core binding support function 22.1.3,
  • debian linux 10.0,
  • debian linux 9.0,
  • developer tools 1.0,
  • enterprise linux 6.0,
  • enterprise linux 7.0,
  • enterprise linux 8.0,
  • enterprise linux eus 8.6,
  • enterprise linux for ibm z systems 8.0,
  • enterprise linux for ibm z systems eus 8.6,
  • enterprise linux for power little endian 8.0,
  • enterprise linux for power little endian eus 8.6,
  • enterprise linux for real time 8,
  • enterprise linux for real time for nfv 8,
  • enterprise linux for real time for nfv tus 8.6,
  • enterprise linux for real time tus 8.6,
  • enterprise linux server aus 8.6,
  • enterprise linux server for power little endian update services for sap solutions 8.6,
  • enterprise linux server tus 8.6,
  • enterprise linux server update services for sap solutions 8.6,
  • fedora 34,
  • fedora 35,
  • h300e firmware -,
  • h300s firmware -,
  • h410c firmware -,
  • h410s firmware -,
  • h500e firmware -,
  • h500s firmware -,
  • h700e firmware -,
  • h700s firmware -,
  • linux kernel,
  • linux kernel 5.17,
  • virtualization host 4.0
Technical Analysis