medium
5.5
CWE
120
Advisory Published
Updated

CVE-2021-0421

First published: Mon Sep 27 2021(Updated: )

In memory management driver, there is a possible information disclosure due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05403499; Issue ID: ALPS05381235.

Credit: security@android.com

Affected SoftwareAffected VersionHow to fix
Android=10.0
Android=11.0
Mediatek MT6580
MediaTek MT6582
MediaTek MT6582
MediaTek MT6582
MediaTek MT6582
MediaTek MT6582
MediaTek MT6589
Mediatek MT6589TD
MediaTek MT6592
MediaTek MT6592H
MediaTek MT6592H
MediaTek MT6592
MediaTek MT6592
MediaTek MT6595
MediaTek MT6731
MediaTek MT6732
MediaTek MT6735
MediaTek MT6737
MediaTek MT6739
MediaTek MT6750
MediaTek MT6750
MediaTek MT6752
MediaTek MT6753
MediaTek MT6755
MediaTek MT6755
MediaTek MT6757
MediaTek MT6757C
MediaTek MT6757CD
MediaTek MT6757CH
MediaTek MT6758
MediaTek MT6761
MediaTek MT6762M
MediaTek MT6763
MediaTek MT6765
MediaTek MT6768
MediaTek MT6769
MediaTek MT6771
MediaTek MT6779
MediaTek MT6785T
MediaTek MT6795
MediaTek MT6797
MediaTek MT6799
MediaTek MT6833
MediaTek MT6853
MediaTek MT6853T
MediaTek MT6873
MediaTek MT6875T
MediaTek MT6877
MediaTek MT6883
MediaTek MT6885
MediaTek MT6889
MediaTek MT6891
MediaTek MT6893

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Reference Links

Frequently Asked Questions

  • What is CVE-2021-0421?

    CVE-2021-0421 is a vulnerability in a memory management driver that could lead to local information disclosure without requiring additional execution privileges.

  • What is the severity of CVE-2021-0421?

    The severity of CVE-2021-0421 is medium with a severity value of 5.5.

  • How can CVE-2021-0421 be exploited?

    CVE-2021-0421 does not require user interaction for exploitation.

  • Which software versions are affected by CVE-2021-0421?

    Google Android versions 10.0 and 11.0 are affected by CVE-2021-0421.

  • How can I fix CVE-2021-0421?

    To fix CVE-2021-0421, apply the patch with ID ALPS05403499 or refer to the provided reference for more information.

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