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prionPRIOn knowledge basePRION:CVE-2021-4158
HistoryAug 24, 2022 - 4:15 p.m.

Null pointer dereference

2022-08-2416:15:00
PRIOn knowledge base
www.prio-n.com
6

6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.2 Medium

AI Score

Confidence

High

1.4 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

MULTIPLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

11.0%

JSON

A NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

CPENameOperatorVersion
qemuge6.0.0
qemult7.0.0
enterprise_linuxeq9.0

Related

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veracode 1
cbl_mariner 2
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oraclelinux 4
almalinux 2
rocky 2
altlinux 1
ubuntu 1
openvas 3
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Moderate: qemu-kvm security, bug fix, and enhancement update
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6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.2 Medium

AI Score

Confidence

High

1.4 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

MULTIPLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

11.0%

JSON
Related for PRION:CVE-2021-4158
redhatcve1veracode1cbl_mariner2cve1ubuntucve1cnvd1debiancve1osv6alpinelinux1redhat2nessus15oraclelinux4almalinux2rocky2altlinux1ubuntu1openvas3gentoo1