Home/CVE/In imgsys_cmdq, there is a possible use after free due to a missing valid range checking. This could lead to local escal
CVE

CVE-2023-20849

In imgsys_cmdq, there is a possible use after free due to a missing valid range checking. This could lead to local escal

In imgsys_cmdq, 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.

MEDIUM · CVSS 6.5 EPSS 0.00025
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
CWE-416Use After Free
▤

Affected Products & Versions

4
linuxfoundation yoctoall versions
mediatek iot yoctoall versions
google androidall versions
linux kernelall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · security@mediatek.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Sep 2023 · 03:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://corp.mediatek.com/product-security-bulletin/September-2023Vendor Advisory
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