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prionPRIOn knowledge basePRION:CVE-2022-2590
HistoryAug 31, 2022 - 4:15 p.m.

Race condition

2022-08-3116:15:00
PRIOn knowledge base
www.prio-n.com
6

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.7 Medium

AI Score

Confidence

High

3.5 Low

CVSS2

Access Vector

LOCAL

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:H/Au:S/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.4%

A race condition was found in the way the Linux kernel’s memory subsystem handled the copy-on-write (COW) breakage of private read-only shared memory mappings. This flaw allows an unprivileged, local user to gain write access to read-only memory mappings, increasing their privileges on the system.

CPENameOperatorVersion
linux_kernelge5.16
linux_kernellt5.19.6

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.7 Medium

AI Score

Confidence

High

3.5 Low

CVSS2

Access Vector

LOCAL

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:H/Au:S/C:P/I:P/A:P

0.0004 Low

EPSS

Percentile

5.4%