CVE Vulnerabilities

CVE-2021-33639

Published: Mar 08, 2023 | Modified: Mar 15, 2023

CVSS 3.x

7.5

HIGH

Source:

NVD

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

CVSS 2.x

RedHat/V2

RedHat/V3

Ubuntu

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-33639
CWE	https://cwe.mitre.org/data/definitions/.html

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

Affected Software

Name	Vendor	Start Version	End Version
Openeuler_kernel	Openatom	*	4.19.90-2211.4.0.0177 (including)
Openeuler_kernel	Openatom	5.0 (including)	5.10.0-60.67.0.92 (including)

References

https://gitee.com/openeuler/kernel/commit/e4d0684a3ce68e7f8e11408121e791cd80312b27

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