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01 Record

CVE-2022-20256

In the Audio HAL, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not

UnratedPUBLISHEDCNA: google_android
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

In the Audio HAL, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.07% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 0.1% of scored records. A rank, not a probability.
NVD base score
6.4 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-08-11 15:10Z4 YR AGO
Last updated
2024-08-03 02:02Z2 YR AGO
Reserved
2021-10-14
Assigning CNA
google_android
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class
Data version
5.1
Document digest
d07f593c43eef5cf2333ae683b99efa703f14e87b8fdc842fc96846d134dc58c

05 Affected products

VendorProductVersionsPlatforms
n/aAndroidAndroid-13—

06 References