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01 Record

CVE-2021-0936

In acc_read of f_accessory.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User

UnratedPUBLISHEDCNA: google_android
CNA base scoreUnratedNo CNA CVSS vector

02 Description

In acc_read of f_accessory.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User

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
0.14% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 3.7% of scored records. A rank, not a probability.
NVD base score
7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/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
Moderate. Red Hat's rating for its own products, not a CVSS rating.

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
2021-10-25 13:20Z5 YR AGO
Last updated
2024-08-03 15:55Z2 YR AGO
Reserved
2020-11-06
Assigning CNA
google_android
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
Data version
5.1
Document digest
a790740632800d3e6500a6d19f6d411d281fdfd37935344bcafd7ca6cd5a8b04

05 Affected products

VendorProductVersionsPlatforms
n/aAndroidAndroid kernel—

06 References

07 Fixed in

Ubuntu 16.04 LTS

  • linux-hwe-edge
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 18.04 LTS

  • linux-aws-5.0
    No fix yet
  • linux-aws-5.3
    No fix yet
  • linux-azure
    No fix yet
  • linux-azure-5.3
    No fix yet
  • linux-azure-edge
    No fix yet
  • linux-gcp
    No fix yet
  • linux-gcp-5.3
    No fix yet
  • linux-gcp-edge
    No fix yet
  • linux-hwe
    No fix yet
  • linux-hwe-edge
    No fix yet
  • linux-oracle-5.0
    No fix yet
  • linux-oracle-5.3
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 20.04 LTS

  • linux-raspi2
    No fix yet
  • linux-riscv
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.