CVE-2021-1048

HIGHCISA KEV

7.8

Description

In ep_loop_check_proc of eventpoll.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-204573007References: Upstream kernel

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

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

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published12/15/2021

Last Modified10/23/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorAndroid

ProductKernel

Vulnerability NameAndroid Kernel Use-After-Free Vulnerability

KEV Date Added2022-05-23

Remediation Due Date2022-06-13

Ransomware UseUnknown

Affected Products

google:android

Weaknesses (CWE)

CWE-416CWE-416

References

https://source.android.com/security/bulletin/2021-11-01(security@android.com)

https://source.android.com/security/bulletin/2021-11-01(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1048(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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