CVE-2022-20040: Buffer Overflow
First published: Wed Feb 09 2022(Updated: )
In power_hal_manager_service, there is a possible permission bypass due to a stack-based buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06219150; Issue ID: ALPS06219150.
Credit: security@mediatek.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Android | =11.0 | |
| Android | =12.0 | |
| MediaTek MT6735 | ||
| MediaTek MT6737 | ||
| MediaTek MT6739 | ||
| MediaTek MT6755 | ||
| MediaTek MT6757 | ||
| MediaTek MT6761 | ||
| MediaTek MT6771 | ||
| MediaTek MT6779 | ||
| MediaTek MT6785T | ||
| MediaTek MT6833 | ||
| MediaTek MT6853 | ||
| MediaTek MT6873 | ||
| MediaTek MT6875T | ||
| MediaTek MT6877 | ||
| MediaTek MT6880 | ||
| MediaTek MT6883 | ||
| MediaTek MT6885 | ||
| MediaTek MT6889 | ||
| MediaTek MT6890 | ||
| MediaTek MT6891 | ||
| MediaTek MT6893 | ||
| Mediatek MT8167 | ||
| MediaTek MT8168 | ||
| MediaTek MT8173 | ||
| MediaTek MT8175 Firmware | ||
| MediaTek MT8185 | ||
| MediaTek MT8321 | ||
| MediaTek MT8362A Firmware | ||
| MediaTek MT8365 Firmware | ||
| MediaTek MT8385 Firmware | ||
| MediaTek MT8765 | ||
| MediaTek MT8766Z | ||
| MediaTek MT8768 | ||
| MediaTek MT8786 | ||
| MediaTek MT8788 Firmware | ||
| MediaTek MT8789 | ||
| MediaTek MT8791 WiFi | ||
| MediaTek MT8797 WiFi |
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Frequently Asked Questions
What is CVE-2022-20040?
CVE-2022-20040 is a vulnerability in power_hal_manager_service that allows a possible permission bypass due to a stack-based buffer overflow, leading to local escalation of privilege.
How severe is CVE-2022-20040?
CVE-2022-20040 has a severity value of 7.8, which is considered high.
What software is affected by CVE-2022-20040?
Google Android versions 11.0 and 12.0 are affected by CVE-2022-20040.
Is Mediatek Mt6735 vulnerable to CVE-2022-20040?
No, Mediatek Mt6735 is not vulnerable to CVE-2022-20040.
How can I fix CVE-2022-20040?
To fix CVE-2022-20040, apply the patch identified as ALPS06219150.
- agent/type
- agent/references
- agent/weakness
- agent/severity
- agent/author
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/first-publish-date
- agent/event
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/google
- canonical/android
- version/android/11.0
- version/android/12.0
- vendor/mediatek
- canonical/mediatek mt6735
- canonical/mediatek mt6737
- canonical/mediatek mt6739
- canonical/mediatek mt6755
- canonical/mediatek mt6757
- canonical/mediatek mt6761
- canonical/mediatek mt6771
- canonical/mediatek mt6779
- canonical/mediatek mt6785t
- canonical/mediatek mt6833
- canonical/mediatek mt6853
- canonical/mediatek mt6873
- canonical/mediatek mt6875t
- canonical/mediatek mt6877
- canonical/mediatek mt6880
- canonical/mediatek mt6883
- canonical/mediatek mt6885
- canonical/mediatek mt6889
- canonical/mediatek mt6890
- canonical/mediatek mt6891
- canonical/mediatek mt6893
- canonical/mediatek mt8167
- canonical/mediatek mt8168
- canonical/mediatek mt8173
- canonical/mediatek mt8175 firmware
- canonical/mediatek mt8185
- canonical/mediatek mt8321
- canonical/mediatek mt8362a firmware
- canonical/mediatek mt8365 firmware
- canonical/mediatek mt8385 firmware
- canonical/mediatek mt8765
- canonical/mediatek mt8766z
- canonical/mediatek mt8768
- canonical/mediatek mt8786
- canonical/mediatek mt8788 firmware
- canonical/mediatek mt8789
- canonical/mediatek mt8791 wifi
- canonical/mediatek mt8797 wifi