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MEDIUM · 5.5

CVE-2021-25415

Assuming EL1 is compromised, an improper address validation in RKP prior to SMR JUN-2021 Release 1 allows local attackers to remap EL2 memory as writable.

Vulnerability Description

Assuming EL1 is compromised, an improper address validation in RKP prior to SMR JUN-2021 Release 1 allows local attackers to remap EL2 memory as writable.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
GoogleAndroid10.0
SamsungExynos 9610-
SamsungExynos 9810-
SamsungExynos 9820-
SamsungExynos 9830-

Related Weaknesses (CWE)

CWE-94CWE-20

References

FAQ

What is CVE-2021-25415?

CVE-2021-25415 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Assuming EL1 is compromised, an improper address validation in RKP prior to SMR JUN-2021 Release 1 allows local attackers to remap EL2 memory as writable.

How severe is CVE-2021-25415?

CVE-2021-25415 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-25415?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android, Samsung Exynos 9610, Samsung Exynos 9810, Samsung Exynos 9820, Samsung Exynos 9830.