medium
6.7
CWE
415
Advisory Published
Updated

CVE-2022-21758: Double Free

First published: Mon Jun 06 2022(Updated: )

In ccu, there is a possible memory corruption due to a double free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06439600; Issue ID: ALPS06439600.

Credit: security@mediatek.com

Affected SoftwareAffected VersionHow to fix
Android=11.0
Android=12.0
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 MT6781
MediaTek MT6785T
MediaTek M6789
MediaTek MT6795
MediaTek MT6797
MediaTek MT6799
MediaTek MT6833
MediaTek MT6853
MediaTek MT6853T
MediaTek MT6873
MediaTek MT6875T
MediaTek MT6877
MediaTek MT6879
MediaTek MT6880
MediaTek MT6883
MediaTek MT6885
MediaTek MT6889
MediaTek MT6890
MediaTek MT6891
MediaTek MT6893
MediaTek MT6895
MediaTek MT6983
MediaTek MT6985T
MediaTek MT8321
MediaTek MT8666
MediaTek MT8675
MediaTek MT8765
MediaTek MT8766Z
MediaTek MT8768
MediaTek MT8786
MediaTek MT8788 Firmware
MediaTek MT8789
MediaTek MT8791 WiFi
MediaTek MT8797 WiFi

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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-2022-21758.

  • What is the severity of CVE-2022-21758?

    The severity of CVE-2022-21758 is medium with a CVSS score of 6.7.

  • How does CVE-2022-21758 impact Android?

    CVE-2022-21758 can lead to local escalation of privilege on Android devices.

  • Is user interaction required to exploit this vulnerability?

    No, user interaction is not needed for exploitation of CVE-2022-21758.

  • How can I fix CVE-2022-21758?

    To fix CVE-2022-21758, apply the patch ALPS06439600 provided by MediaTek.

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