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cve[email protected]CVE-2021-25416
HistoryJun 11, 2021 - 3:15 p.m.

CVE-2021-25416

2021-06-1115:15:10
CWE-94
CWE-20
web.nvd.nist.gov
12
4
cve-2021-25416
rkp
address validation
local attackers
kernel page
security vulnerability

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

6.3 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

Assuming EL1 is compromised, an improper address validation in RKP prior to SMR JUN-2021 Release 1 allows local attackers to create executable kernel page outside code area.

Affected configurations

NVD
Node
googleandroidMatch10.0
OR
googleandroidMatch11.0
AND
samsungexynos_9610Match-
OR
samsungexynos_9810Match-
OR
samsungexynos_9820Match-
OR
samsungexynos_9830Match-

CNA Affected

[
  {
    "product": "Samsung Mobile Devices",
    "vendor": "Samsung Mobile",
    "versions": [
      {
        "lessThan": "SMA JUN-2021 Release 1",
        "status": "affected",
        "version": "Q(10.0), R(11.0) devices with Exynos9610, 9810, 9820, 9830",
        "versionType": "custom"
      }
    ]
  }
]

Social References

More

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

6.3 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

Related for CVE-2021-25416