CVE-2023-20835: Use After Free
First published: Mon Sep 04 2023(Updated: )
In camsys, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07341261; Issue ID: ALPS07326570.
Credit: security@mediatek.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| Any of | ||
| Yocto Project | =4.0 | |
| MediaTek IoT Yocto | =23.0 | |
| Google Android | =12.0 | |
| Google Android | =13.0 | |
| Any of | ||
| MediaTek MT6895 | ||
| MediaTek MT6983 | ||
| MediaTek MT8188 | ||
| MediaTek MT8195Z | ||
| MediaTek MT8395 | ||
| MediaTek MT8781 WiFi | ||
| Yocto Project | =4.0 | |
| MediaTek IoT Yocto | =23.0 | |
| Google Android | =12.0 | |
| Google Android | =13.0 | |
| MediaTek MT6895 | ||
| MediaTek MT6983 | ||
| MediaTek MT8188 | ||
| MediaTek MT8195Z | ||
| MediaTek MT8395 | ||
| MediaTek MT8781 WiFi |
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Frequently Asked Questions
What is CVE-2023-20835?
CVE-2023-20835 is a vulnerability in camsys that allows for a possible use after free due to a race condition, leading to local escalation of privilege with System execution privileges needed.
What is the severity of CVE-2023-20835?
The severity of CVE-2023-20835 is medium with a CVSS score of 6.4.
Which software versions are affected by CVE-2023-20835?
Linux Foundation Yocto 4.0, Mediatek IoT Yocto 23.0, Google Android 12.0, Google Android 13.0
Is Mediatek Mt6895 affected by CVE-2023-20835?
No, Mediatek Mt6895 is not vulnerable to CVE-2023-20835.
How can I patch CVE-2023-20835?
Patch ID: ALPS07341261; Issue ID: ALPS07326570. Please refer to the vendor's product security bulletin for more information: https://corp.mediatek.com/product-security-bulletin/September-2023
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- canonical/yocto project
- version/yocto project/4.0
- vendor/mediatek
- canonical/mediatek iot yocto
- version/mediatek iot yocto/23.0
- vendor/google
- canonical/google android
- version/google android/12.0
- version/google android/13.0
- canonical/mediatek mt6895
- canonical/mediatek mt6983
- canonical/mediatek mt8188
- canonical/mediatek mt8195z
- canonical/mediatek mt8395
- canonical/mediatek mt8781 wifi