high
7.8
CWE
416
Advisory Published
CVE Published
Updated

CVE-2022-20109: Use After Free

First published: Mon May 02 2022(Updated: )

In ion, there is a possible use after free due to improper update of reference count. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06399915; Issue ID: ALPS06399915.

Credit: security@mediatek.com security@mediatek.com

Affected SoftwareAffected VersionHow to fix
Google Android
Google Android=9.0
Google Android=10.0
Google Android=11.0
Google Android=12.0
Mediatek Mt6580
Mediatek Mt6735
Mediatek Mt6737
Mediatek Mt6739
Mediatek Mt6750
Mediatek Mt6750s
Mediatek Mt6753
Mediatek Mt6757
Mediatek Mt6757c
Mediatek Mt6757cd
Mediatek Mt6757ch
Mediatek Mt6761
Mediatek Mt6762
Mediatek Mt6763
Mediatek Mt6765
Mediatek Mt6768
Mediatek Mt6769
Mediatek Mt6771
Mediatek Mt6779
Mediatek Mt6781
Mediatek Mt6785
Google Android
Mediatek Mt6833
Mediatek Mt6853
Mediatek Mt6853t
Mediatek Mt6873
Mediatek Mt6875
Mediatek Mt6877
Mediatek Mt6883
Mediatek Mt6885
Mediatek Mt6889
Mediatek Mt6893
Mediatek Mt8167
Mediatek Mt8168
Mediatek Mt8173
Mediatek Mt8185
Mediatek Mt8321
Mediatek Mt8362a
Mediatek Mt8365
Mediatek Mt8385
Mediatek Mt8666
Mediatek Mt8675
Mediatek Mt8695
Google Android
Mediatek Mt8765
Mediatek Mt8766
Mediatek Mt8768
Mediatek Mt8786
Mediatek Mt8788
Mediatek Mt8789
Mediatek Mt8791
Mediatek Mt8797

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID for this issue?

    The vulnerability ID for this issue is CVE-2022-20109.

  • What is the severity level of CVE-2022-20109?

    The severity level of CVE-2022-20109 is high.

  • What is the affected software for CVE-2022-20109?

    The affected software for CVE-2022-20109 is Google Android versions 9.0, 10.0, 11.0, and 12.0.

  • Is user interaction required for exploitation of CVE-2022-20109?

    No, user interaction is not needed for exploitation of CVE-2022-20109.

  • How can I fix the CVE-2022-20109 vulnerability?

    To fix the CVE-2022-20109 vulnerability, it is recommended to apply the patch provided by the vendor and update to the latest version of Google Android.

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