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CVE-2021-4115

nvd nist
Published: Feb 21, 2022Modified: Nov 21, 2024

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5.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Exploitability: 1.8 / Impact: 3.6
Source: NVD

Description

There is a flaw in polkit which can allow an unprivileged user to cause polkit to crash, due to process file descriptor exhaustion. The highest threat from this vulnerability is to availability. NOTE: Polkit process outage duration is tied to the failing process being reaped and a new one being spawned

Affected (8)

Show all products
Polkit Project: Polkit · Redhat: Enterprise Linux · Fedoraproject: Fedora · Canonical: Ubuntu Linux · Debian: Debian Linux · Oracle: Zfs Storage Appliance Kit
Polkit Project
1 product
Polkit
Redhat
1 product
Enterprise Linux
Fedoraproject
1 product
Fedora
Canonical
1 product
Ubuntu Linux
Debian
1 product
Debian Linux
Oracle
1 product
Zfs Storage Appliance Kit
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Polkit
Version 0.117
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Enterprise Linux
Version 8.0
Configuration C
2 vulnerable
Vulnerable SoftwareAffected Versions
Fedoraproject
Fedora
Version 34
Fedora
Version 35
Configuration D
2 vulnerable
Vulnerable SoftwareAffected Versions
Canonical
Ubuntu Linux
Version 20.04
Ubuntu Linux
Version 21.10
Configuration E
1 vulnerable
Vulnerable SoftwareAffected Versions
Debian Linux
Version 11.0
Configuration F
1 vulnerable
Vulnerable SoftwareAffected Versions
Zfs Storage Appliance Kit
Version 8.8

Related CWEs

CWE-400
Uncontrolled Resource Consumption
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References (12)

Source: secalert@redhat.com
Source: secalert@redhat.com
Third Party Advisory
Source: secalert@redhat.com
PatchThird Party Advisory
Source: secalert@redhat.com
ExploitIssue TrackingPatchThird Party Advisory
Source: secalert@redhat.com
Source: secalert@redhat.com
PatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitIssue TrackingPatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
PatchThird Party Advisory

Timeline

No history available yet.