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nvd[email protected]NVD:CVE-2021-0871
HistorySep 13, 2022 - 8:15 p.m.

CVE-2021-0871

2022-09-1320:15:08
CWE-190
web.nvd.nist.gov
3
powervr
kernel driver
local privilege escalation
android soc
integer overflow
out-of-bounds heap access
android vulnerability

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

9.6%

In PVRSRVBridgePMRPDumpSymbolicAddr of the PowerVR kernel driver, a missing size check means there is a possible integer overflow that could allow out-of-bounds heap access. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-238921253

Affected configurations

Nvd
Node
googleandroidMatch-
VendorProductVersionCPE
googleandroid-cpe:2.3:o:google:android:-:*:*:*:*:*:*:*

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

9.6%

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