CVE-2023-20685

In vdec, 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: ALPS07608575; Issue ID: ALPS07608575.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.4 MEDIUM
LOCAL
HIGH
HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
MediaTekCNA
---
---
CVEADP
---
---
CISA-ADPADP
6.4 MEDIUM
LOCAL
HIGH
HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
VendorProductVersion
googleandroid
12.0
googleandroid
13.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://corp.mediatek.com/product-security-bulletin/April-2023
https://corp.mediatek.com/product-security-bulletin/April-2023