CVE-2023-20849: Use After Free

Published Sep 4, 2023
·
Updated

In imgsyscmdq, there is a possible use after free due to a missing valid range checking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS07340433; Issue ID: ALPS07340350.

Affected Software

26 affected components
All of the following
Any of the following
linuxfoundation Yocto=4.0
MediaTek Iot Yocto=23.0
Google Android=11.0
Google Android=12.0
Linux Linux kernel=6.1
Any of the following
MediaTek Mt2713
MediaTek Mt6895
MediaTek Mt6897
MediaTek Mt6983
MediaTek Mt8188
MediaTek Mt8195
MediaTek Mt8395
MediaTek Mt8781
linuxfoundation Yocto=4.0
MediaTek Iot Yocto=23.0
Google Android=11.0
Google Android=12.0
Linux Linux kernel=6.1
MediaTek Mt2713
MediaTek Mt6895
MediaTek Mt6897
MediaTek Mt6983
MediaTek Mt8188
MediaTek Mt8195
MediaTek Mt8395
MediaTek Mt8781

Event History

Sep 4, 2023
CVE Published
via MITRE·02:28 AM
Data Sourced
via MITRE·02:28 AM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2023-20849?

CVE-2023-20849 is a vulnerability in imgsys_cmdq that allows for a use after free, potentially leading to local escalation of privilege.

2

What software versions are affected by CVE-2023-20849?

Linuxfoundation Yocto 4.0, Mediatek Iot Yocto 23.0, Google Android 11.0 and 12.0, and Linux Linux Kernel 6.1 are affected by CVE-2023-20849.

3

How severe is CVE-2023-20849?

CVE-2023-20849 has a severity rating of 6.5 out of 10, making it a medium-severity vulnerability.

4

What is the patch ID for CVE-2023-20849?

The patch ID for CVE-2023-20849 is ALPS07340433.

5

Is user interaction required for exploitation of CVE-2023-20849?

Yes, user interaction is needed for the exploitation of CVE-2023-20849.

Contact

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