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cloudlinuxCloudLinuxCLSA-2022:1659017902
HistoryJul 28, 2022 - 2:18 p.m.

Fixed CVE-2021-22543 in kernel

2022-07-2814:18:22
repo.cloudlinux.com
39
kvm
kernel
mapping
reference-counted
pages

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS4

8.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/SC:H/VI:H/SI:H/VA:L/SA:L

EPSS

0

Percentile

5.1%

JSON
  • KVM: do not allow mapping valid but non-reference-counted pages {CVE-2021-22543}

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CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS4

8.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/SC:H/VI:H/SI:H/VA:L/SA:L

EPSS

0

Percentile

5.1%

JSON
Related for CLSA-2022:1659017902
redhat28prion1cve1cloudlinux1nessus77ibm4redhatcve1photon3cvelist1f51amazon2ubuntucve1debiancve1nvd1openvas30fedora2osv13ubuntu8almalinux1oraclelinux6mageia2rocky2centos1cloudfoundry2suse4debian2