CVE-2021-33639 : REMAP cmd of SVM driver can be used to remap read only memory as read-write, the

REMAP cmd of SVM driver can be used to remap read only memory as read-write, then cause read only memory/file modified.

Published 2023-03-08 23:15:11

Updated 2023-03-15 18:47:45

Source openEuler

View at NVD, CVE.org

Products affected by CVE-2021-33639

Openatom » Openeuler Kernel
Versions up to, including, (<=) 4.19.90-2211.4.0.0177
cpe:2.3:o:openatom:openeuler_kernel:*:*:*:*:*:*:*:*
Matching versions
Openatom » Openeuler Kernel
Versions from including (>=) 5.0 and up to, including, (<=) 5.10.0-60.67.0.92
cpe:2.3:o:openatom:openeuler_kernel:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.07%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 33 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: High Availability: None

CWE-749 Exposed Dangerous Method or Function

The product provides an Applications Programming Interface (API) or similar interface for interaction with external actors, but the interface includes a dangerous method or function that is not properly restricted.

Assigned by: securities@openeuler.org (Secondary)

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